🎉 init: 小龙的工作空间

.benchmark/course/fullstack/apps/api/.gitignore

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+node_modules/
+dist/
+data/
+.env
+*.db
+*.db-journal
+*.db-wal

.benchmark/course/fullstack/apps/api/README.md

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+# EduPlatform — Backend API
+
+> 一个支持在线课程学习、直播授课、题库练习和学情追踪的教育平台。
+
+## Tech Stack
+
+- **Runtime**: Node.js
+- **Framework**: Fastify 5
+- **Language**: TypeScript
+- **Database**: SQLite (better-sqlite3)
+- **Auth**: JWT + bcrypt
+
+## Getting Started
+
+```bash
+# Install dependencies
+npm install
+
+# Development (hot reload)
+npm run dev
+
+# Build
+npm run build
+
+# Production start
+npm run start
+
+# Run tests
+npm test
+```
+
+## Project Structure
+
+```
+src/
+├── index.ts          # Server entry point
+├── db/
+│   ├── schema.ts     # SQLite schema
+│   └── client.ts     # Database client
+├── routes/
+│   ├── auth.ts       # Auth routes (register/login/me)
+│   └── *.ts          # CRUD routes
+├── services/
+│   └── *.ts          # Business logic
+├── middleware/
+│   └── auth.ts       # JWT middleware
+├── types/
+│   └── index.ts      # TypeScript types
+└── __tests__/
+    └── *.test.ts     # Tests
+```
+
+## API Endpoints
+
+### Auth
+- `POST /api/auth/register` — Register
+- `POST /api/auth/login` — Login
+- `GET  /api/auth/me` — Current user (auth required)
+
+### Resources
+#### courses
+- `GET    /api/courses` — List all
+- `GET    /api/courses/:id` — Get by ID
+- `POST   /api/courses` — Create
+- `PUT    /api/courses/:id` — Update
+- `DELETE /api/courses/:id` — Delete
+
+#### chapters
+- `GET    /api/chapters` — List all
+- `GET    /api/chapters/:id` — Get by ID
+- `POST   /api/chapters` — Create
+- `PUT    /api/chapters/:id` — Update
+- `DELETE /api/chapters/:id` — Delete
+
+#### students
+- `GET    /api/students` — List all
+- `GET    /api/students/:id` — Get by ID
+- `POST   /api/students` — Create
+- `PUT    /api/students/:id` — Update
+- `DELETE /api/students/:id` — Delete
+
+#### assignments
+- `GET    /api/assignments` — List all
+- `GET    /api/assignments/:id` — Get by ID
+- `POST   /api/assignments` — Create
+- `PUT    /api/assignments/:id` — Update
+- `DELETE /api/assignments/:id` — Delete
+
+### System
+- `GET /api/health` — Health check

.benchmark/course/fullstack/apps/api/package.json

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+{
+  "name": "eduplatform-api",
+  "version": "0.1.0",
+  "private": true,
+  "type": "module",
+  "scripts": {
+    "dev": "tsx watch src/index.ts",
+    "build": "tsc",
+    "start": "node dist/index.js",
+    "test": "node --import tsx --test src/__tests__/*.test.ts",
+    "test:watch": "node --import tsx --test --watch src/__tests__/*.test.ts"
+  },
+  "dependencies": {
+    "fastify": "^5.0.0",
+    "@fastify/cors": "^10.0.0",
+    "@fastify/jwt": "^9.0.0",
+    "sql.js": "^1.12.0",
+    "bcrypt": "^5.1.0",
+    "@shared/types": "*",
+    "@shared/config": "*"
+  },
+  "devDependencies": {
+    "@types/node": "^22.0.0",
+    "@types/bcrypt": "^5.0.0",
+    "typescript": "^5.6.0",
+    "tsx": "^4.0.0",
+    "pino-pretty": "^11.0.0"
+  }
+}

.benchmark/course/fullstack/apps/api/src/__tests__/auth.test.ts

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+// Auth routes test
+import { describe, it, before, after } from "node:test";
+import assert from "node:assert/strict";
+import { buildApp } from "../index.js";
+import type { FastifyInstance } from "fastify";
+
+let app: FastifyInstance;
+let token: string;
+
+before(async () => {
+  process.env.JWT_SECRET = "test-secret";
+  process.env.DATABASE_URL = ":memory:";
+  app = await buildApp();
+  await app.ready();
+});
+
+after(async () => {
+  await app.close();
+});
+
+describe("POST /api/auth/register", () => {
+  it("registers a new user", async () => {
+    const res = await app.inject({
+      method: "POST",
+      url: "/api/auth/register",
+      payload: { username: "testuser", password: "password123" },
+    });
+    assert.equal(res.statusCode, 201);
+    const body = res.json();
+    assert.ok(body.token);
+    assert.equal(body.user.username, "testuser");
+    token = body.token;
+  });
+
+  it("rejects duplicate username", async () => {
+    const res = await app.inject({
+      method: "POST",
+      url: "/api/auth/register",
+      payload: { username: "testuser", password: "password123" },
+    });
+    assert.equal(res.statusCode, 409);
+  });
+
+  it("rejects short password", async () => {
+    const res = await app.inject({
+      method: "POST",
+      url: "/api/auth/register",
+      payload: { username: "user2", password: "123" },
+    });
+    assert.equal(res.statusCode, 400);
+  });
+});
+
+describe("POST /api/auth/login", () => {
+  it("logs in with correct credentials", async () => {
+    const res = await app.inject({
+      method: "POST",
+      url: "/api/auth/login",
+      payload: { username: "testuser", password: "password123" },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.ok(body.token);
+    token = body.token;
+  });
+
+  it("rejects wrong password", async () => {
+    const res = await app.inject({
+      method: "POST",
+      url: "/api/auth/login",
+      payload: { username: "testuser", password: "wrongpassword" },
+    });
+    assert.equal(res.statusCode, 401);
+  });
+});
+
+describe("GET /api/auth/me", () => {
+  it("returns current user with valid token", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: "/api/auth/me",
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.equal(body.data.username, "testuser");
+  });
+
+  it("rejects without token", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: "/api/auth/me",
+    });
+    assert.equal(res.statusCode, 401);
+  });
+});

.benchmark/course/fullstack/apps/api/src/__tests__/courses.test.ts

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+// Courses CRUD test
+import { describe, it, before, after } from "node:test";
+import assert from "node:assert/strict";
+import { buildApp } from "../index.js";
+import type { FastifyInstance } from "fastify";
+
+let app: FastifyInstance;
+let token: string;
+let createdId: string;
+let payload: Record<string, unknown>;
+
+before(async () => {
+  process.env.JWT_SECRET = "test-secret";
+  process.env.DATABASE_URL = ":memory:";
+  app = await buildApp();
+  await app.ready();
+
+  // Register and login to get a token
+  const regRes = await app.inject({
+    method: "POST",
+    url: "/api/auth/register",
+    payload: { username: `test_${Date.now()}`, password: "password123" },
+  });
+  token = regRes.json().token;
+
+  // Resolve user FK references with the registered user's real ID
+  payload = {
+          "userId": regRes.json().user.id,
+          "title": "sample-title",
+          "description": "sample-description",
+          "instructor": "sample-instructor",
+          "price": 1,
+          "coverUrl": "sample-coverurl",
+          "category": "sample-category"
+      };
+});
+
+after(async () => {
+  await app.close();
+});
+
+describe("GET /api/courses", () => {
+  it("returns empty list", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: "/api/courses",
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.ok(Array.isArray(body.data));
+  });
+});
+
+describe("POST /api/courses", () => {
+  it("creates a cours", async () => {
+    const res = await app.inject({
+      method: "POST",
+      url: "/api/courses",
+      headers: { authorization: `Bearer ${token}` },
+      payload,
+    });
+    assert.equal(res.statusCode, 201);
+    const body = res.json();
+    assert.ok(body.data.id);
+    createdId = body.data.id;
+  });
+});
+
+describe("GET /api/courses/:id", () => {
+  it("returns the created cours", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/courses/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.equal(body.data.id, createdId);
+  });
+
+  it("returns 404 for nonexistent id", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/courses/nonexistent`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 404);
+  });
+});
+
+describe("PUT /api/courses/:id", () => {
+  it("updates the cours", async () => {
+    const res = await app.inject({
+      method: "PUT",
+      url: `/api/courses/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+      payload,
+    });
+    assert.equal(res.statusCode, 200);
+  });
+});
+
+describe("DELETE /api/courses/:id", () => {
+  it("deletes the cours", async () => {
+    const res = await app.inject({
+      method: "DELETE",
+      url: `/api/courses/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 204);
+  });
+
+  it("returns 404 after delete", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/courses/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 404);
+  });
+});

.benchmark/course/fullstack/apps/api/src/__tests__/exercises.test.ts

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+// Exercis CRUD test
+import { describe, it, before, after } from "node:test";
+import assert from "node:assert/strict";
+import { buildApp } from "../index.js";
+import type { FastifyInstance } from "fastify";
+
+let app: FastifyInstance;
+let token: string;
+let createdId: string;
+
+before(async () => {
+  process.env.JWT_SECRET = "test-secret";
+  process.env.DATABASE_URL = ":memory:";
+  app = await buildApp();
+  await app.ready();
+
+  // Register and login to get a token
+  const regRes = await app.inject({
+    method: "POST",
+    url: "/api/auth/register",
+    payload: { username: `test_${Date.now()}`, password: "password123" },
+  });
+  token = regRes.json().token;
+});
+
+after(async () => {
+  await app.close();
+});
+
+describe("GET /api/exercises", () => {
+  it("returns empty list", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: "/api/exercises",
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.ok(Array.isArray(body.data));
+  });
+});
+
+describe("POST /api/exercises", () => {
+  it("creates a exercis", async () => {
+    const res = await app.inject({
+      method: "POST",
+      url: "/api/exercises",
+      headers: { authorization: `Bearer ${token}` },
+      payload: {
+        "lessonId": "00000000-0000-0000-0000-000000000001",
+        "question": "sample-question",
+        "options": "sample-options",
+        "answer": "sample-answer"
+      },
+    });
+    assert.equal(res.statusCode, 201);
+    const body = res.json();
+    assert.ok(body.data.id);
+    createdId = body.data.id;
+  });
+});
+
+describe("GET /api/exercises/:id", () => {
+  it("returns the created exercis", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/exercises/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.equal(body.data.id, createdId);
+  });
+
+  it("returns 404 for nonexistent id", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/exercises/nonexistent`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 404);
+  });
+});
+
+describe("PUT /api/exercises/:id", () => {
+  it("updates the exercis", async () => {
+    const res = await app.inject({
+      method: "PUT",
+      url: `/api/exercises/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+      payload: {
+        "lessonId": "00000000-0000-0000-0000-000000000001",
+        "question": "sample-question",
+        "options": "sample-options",
+        "answer": "sample-answer"
+      },
+    });
+    assert.equal(res.statusCode, 200);
+  });
+});
+
+describe("DELETE /api/exercises/:id", () => {
+  it("deletes the exercis", async () => {
+    const res = await app.inject({
+      method: "DELETE",
+      url: `/api/exercises/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 204);
+  });
+
+  it("returns 404 after delete", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/exercises/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 404);
+  });
+});

.benchmark/course/fullstack/apps/api/src/__tests__/lessons.test.ts

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+// Lesson CRUD test
+import { describe, it, before, after } from "node:test";
+import assert from "node:assert/strict";
+import { buildApp } from "../index.js";
+import type { FastifyInstance } from "fastify";
+
+let app: FastifyInstance;
+let token: string;
+let createdId: string;
+
+before(async () => {
+  process.env.JWT_SECRET = "test-secret";
+  process.env.DATABASE_URL = ":memory:";
+  app = await buildApp();
+  await app.ready();
+
+  // Register and login to get a token
+  const regRes = await app.inject({
+    method: "POST",
+    url: "/api/auth/register",
+    payload: { username: `test_${Date.now()}`, password: "password123" },
+  });
+  token = regRes.json().token;
+});
+
+after(async () => {
+  await app.close();
+});
+
+describe("GET /api/lessons", () => {
+  it("returns empty list", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: "/api/lessons",
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.ok(Array.isArray(body.data));
+  });
+});
+
+describe("POST /api/lessons", () => {
+  it("creates a lesson", async () => {
+    const res = await app.inject({
+      method: "POST",
+      url: "/api/lessons",
+      headers: { authorization: `Bearer ${token}` },
+      payload: {
+        "courseId": "00000000-0000-0000-0000-000000000001",
+        "title": "sample-title",
+        "videoUrl": "sample-videourl",
+        "durationSec": 1,
+        "sortOrder": 1
+      },
+    });
+    assert.equal(res.statusCode, 201);
+    const body = res.json();
+    assert.ok(body.data.id);
+    createdId = body.data.id;
+  });
+});
+
+describe("GET /api/lessons/:id", () => {
+  it("returns the created lesson", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/lessons/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.equal(body.data.id, createdId);
+  });
+
+  it("returns 404 for nonexistent id", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/lessons/nonexistent`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 404);
+  });
+});
+
+describe("PUT /api/lessons/:id", () => {
+  it("updates the lesson", async () => {
+    const res = await app.inject({
+      method: "PUT",
+      url: `/api/lessons/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+      payload: {
+        "courseId": "00000000-0000-0000-0000-000000000001",
+        "title": "sample-title",
+        "videoUrl": "sample-videourl",
+        "durationSec": 1,
+        "sortOrder": 1
+      },
+    });
+    assert.equal(res.statusCode, 200);
+  });
+});
+
+describe("DELETE /api/lessons/:id", () => {
+  it("deletes the lesson", async () => {
+    const res = await app.inject({
+      method: "DELETE",
+      url: `/api/lessons/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 204);
+  });
+
+  it("returns 404 after delete", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/lessons/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 404);
+  });
+});

.benchmark/course/fullstack/apps/api/src/__tests__/user_progress.test.ts

@@ -0,0 +1,122 @@
+// UserProgress CRUD test
+import { describe, it, before, after } from "node:test";
+import assert from "node:assert/strict";
+import { buildApp } from "../index.js";
+import type { FastifyInstance } from "fastify";
+
+let app: FastifyInstance;
+let token: string;
+let createdId: string;
+
+before(async () => {
+  process.env.JWT_SECRET = "test-secret";
+  process.env.DATABASE_URL = ":memory:";
+  app = await buildApp();
+  await app.ready();
+
+  // Register and login to get a token
+  const regRes = await app.inject({
+    method: "POST",
+    url: "/api/auth/register",
+    payload: { username: `test_${Date.now()}`, password: "password123" },
+  });
+  token = regRes.json().token;
+});
+
+after(async () => {
+  await app.close();
+});
+
+describe("GET /api/user_progress", () => {
+  it("returns empty list", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: "/api/user_progress",
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.ok(Array.isArray(body.data));
+  });
+});
+
+describe("POST /api/user_progress", () => {
+  it("creates a user_progress", async () => {
+    const res = await app.inject({
+      method: "POST",
+      url: "/api/user_progress",
+      headers: { authorization: `Bearer ${token}` },
+      payload: {
+        "userId": "00000000-0000-0000-0000-000000000001",
+        "lessonId": "00000000-0000-0000-0000-000000000001",
+        "completed": true,
+        "watchedSec": 1,
+        "UNIQUE(userId, lessonId)": "sample-unique(userid, lessonid)"
+      },
+    });
+    assert.equal(res.statusCode, 201);
+    const body = res.json();
+    assert.ok(body.data.id);
+    createdId = body.data.id;
+  });
+});
+
+describe("GET /api/user_progress/:id", () => {
+  it("returns the created user_progress", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/user_progress/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.equal(body.data.id, createdId);
+  });
+
+  it("returns 404 for nonexistent id", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/user_progress/nonexistent`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 404);
+  });
+});
+
+describe("PUT /api/user_progress/:id", () => {
+  it("updates the user_progress", async () => {
+    const res = await app.inject({
+      method: "PUT",
+      url: `/api/user_progress/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+      payload: {
+        "userId": "00000000-0000-0000-0000-000000000001",
+        "lessonId": "00000000-0000-0000-0000-000000000001",
+        "completed": true,
+        "watchedSec": 1,
+        "UNIQUE(userId, lessonId)": "sample-unique(userid, lessonid)"
+      },
+    });
+    assert.equal(res.statusCode, 200);
+  });
+});
+
+describe("DELETE /api/user_progress/:id", () => {
+  it("deletes the user_progress", async () => {
+    const res = await app.inject({
+      method: "DELETE",
+      url: `/api/user_progress/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 204);
+  });
+
+  it("returns 404 after delete", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/user_progress/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 404);
+  });
+});

.benchmark/course/fullstack/apps/api/src/__tests__/users.test.ts

@@ -0,0 +1,118 @@
+// User CRUD test
+import { describe, it, before, after } from "node:test";
+import assert from "node:assert/strict";
+import { buildApp } from "../index.js";
+import type { FastifyInstance } from "fastify";
+
+let app: FastifyInstance;
+let token: string;
+let createdId: string;
+
+before(async () => {
+  process.env.JWT_SECRET = "test-secret";
+  process.env.DATABASE_URL = ":memory:";
+  app = await buildApp();
+  await app.ready();
+
+  // Register and login to get a token
+  const regRes = await app.inject({
+    method: "POST",
+    url: "/api/auth/register",
+    payload: { username: `test_${Date.now()}`, password: "password123" },
+  });
+  token = regRes.json().token;
+});
+
+after(async () => {
+  await app.close();
+});
+
+describe("GET /api/users", () => {
+  it("returns empty list", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: "/api/users",
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.ok(Array.isArray(body.data));
+  });
+});
+
+describe("POST /api/users", () => {
+  it("creates a user", async () => {
+    const res = await app.inject({
+      method: "POST",
+      url: "/api/users",
+      headers: { authorization: `Bearer ${token}` },
+      payload: {
+        "phone": "sample-phone",
+        "nickname": "sample-nickname",
+        "avatarUrl": "sample-avatarurl"
+      },
+    });
+    assert.equal(res.statusCode, 201);
+    const body = res.json();
+    assert.ok(body.data.id);
+    createdId = body.data.id;
+  });
+});
+
+describe("GET /api/users/:id", () => {
+  it("returns the created user", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/users/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 200);
+    const body = res.json();
+    assert.equal(body.data.id, createdId);
+  });
+
+  it("returns 404 for nonexistent id", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/users/nonexistent`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 404);
+  });
+});
+
+describe("PUT /api/users/:id", () => {
+  it("updates the user", async () => {
+    const res = await app.inject({
+      method: "PUT",
+      url: `/api/users/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+      payload: {
+        "phone": "sample-phone",
+        "nickname": "sample-nickname",
+        "avatarUrl": "sample-avatarurl"
+      },
+    });
+    assert.equal(res.statusCode, 200);
+  });
+});
+
+describe("DELETE /api/users/:id", () => {
+  it("deletes the user", async () => {
+    const res = await app.inject({
+      method: "DELETE",
+      url: `/api/users/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 204);
+  });
+
+  it("returns 404 after delete", async () => {
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/users/${createdId}`,
+      headers: { authorization: `Bearer ${token}` },
+    });
+    assert.equal(res.statusCode, 404);
+  });
+});

.benchmark/course/fullstack/apps/api/src/db/client.ts

@@ -0,0 +1,93 @@
+// SQLite database client (sql.js — pure WASM, no native deps)
+import initSqlJs, { type Database, type BindParams } from "sql.js";
+import { createTables } from "./schema.js";
+
+let db: Database | null = null;
+let initPromise: Promise<Database> | null = null;
+
+/** Initialize the database (call once at startup). */
+export async function initDb(dbPath?: string): Promise<Database> {
+  if (db) return db;
+  if (initPromise) return initPromise;
+
+  initPromise = (async () => {
+    const SQL = await initSqlJs();
+    const path = dbPath || process.env.DATABASE_URL || ":memory:";
+
+    // Try to load existing database from file
+    let buffer: ArrayLike<number> | undefined;
+    if (path !== ":memory:") {
+      try {
+        const fs = await import("node:fs/promises");
+        const data = await fs.readFile(path);
+        buffer = new Uint8Array(data);
+      } catch {
+        // File doesn't exist yet — start fresh
+      }
+    }
+
+    db = new SQL.Database(buffer);
+    db.run("PRAGMA foreign_keys = ON");
+    createTables(db);
+    return db;
+  })();
+
+  return initPromise;
+}
+
+/** Get the initialized database (must call initDb first). */
+export function getDb(): Database {
+  if (!db) throw new Error("Database not initialized. Call initDb() first.");
+  return db;
+}
+
+/** Save database to disk. */
+export async function saveDb(dbPath?: string): Promise<void> {
+  if (!db) return;
+  const path = dbPath || process.env.DATABASE_URL || "./data/app.db";
+  if (path === ":memory:") return;
+  const fs = await import("node:fs/promises");
+  const { dirname } = await import("node:path");
+  await fs.mkdir(dirname(path), { recursive: true });
+  const data = db.export();
+  await fs.writeFile(path, Buffer.from(data));
+}
+
+export async function closeDb(): Promise<void> {
+  if (db) {
+    await saveDb();
+    db.close();
+    db = null;
+    initPromise = null;
+  }
+}
+
+// Helper: run a query and return all rows as objects
+export function queryAll<T = Record<string, unknown>>(sql: string, params: BindParams = []): T[] {
+  const d = getDb();
+  const stmt = d.prepare(sql);
+  if (params) stmt.bind(params);
+  const results: T[] = [];
+  while (stmt.step()) {
+    const row = stmt.getAsObject();
+    results.push(row as unknown as T);
+  }
+  stmt.free();
+  return results;
+}
+
+// Helper: run a query and return the first row
+export function queryOne<T = Record<string, unknown>>(sql: string, params: BindParams = []): T | undefined {
+  const rows = queryAll<T>(sql, params);
+  return rows[0];
+}
+
+// Helper: run a mutation and return { changes, lastInsertRowid }
+export function execute(sql: string, params: BindParams = []): { changes: number; lastInsertRowid: number } {
+  const d = getDb();
+  d.run(sql, params);
+  return {
+    changes: d.getRowsModified(),
+    lastInsertRowid: 0,
+  };
+}

.benchmark/course/fullstack/apps/api/src/db/schema.ts

@@ -0,0 +1,16 @@
+// Auto-generated SQLite schema
+import type { Database } from "sql.js";
+
+export function createTables(db: Database): void {
+  const statements = [
+  "CREATE TABLE IF NOT EXISTS users (\n  id TEXT PRIMARY KEY DEFAULT (lower(hex(randomblob(16)))),\n  username TEXT NOT NULL UNIQUE,\n  password_hash TEXT NOT NULL,\n  nickname TEXT,\n  role TEXT DEFAULT 'user',\n  phone TEXT,\n  avatar_url TEXT,\n  created_at TEXT,\n  updated_at TEXT\n);",
+  "CREATE TABLE IF NOT EXISTS courses (\n  id TEXT PRIMARY KEY DEFAULT (lower(hex(randomblob(16)))),\n  user_id TEXT REFERENCES users(id),\n  title TEXT NOT NULL,\n  description TEXT,\n  instructor TEXT,\n  price REAL,\n  cover_url TEXT,\n  category TEXT,\n  created_at TEXT,\n  updated_at TEXT\n);",
+  "CREATE TABLE IF NOT EXISTS chapters (\n  id TEXT PRIMARY KEY DEFAULT (lower(hex(randomblob(16)))),\n  user_id TEXT REFERENCES users(id),\n  course_id TEXT REFERENCES courses(id),\n  title TEXT NOT NULL,\n  sort_order INTEGER,\n  duration_min INTEGER,\n  created_at TEXT,\n  updated_at TEXT\n);",
+  "CREATE TABLE IF NOT EXISTS students (\n  id TEXT PRIMARY KEY DEFAULT (lower(hex(randomblob(16)))),\n  user_id TEXT REFERENCES users(id),\n  name TEXT NOT NULL,\n  email TEXT,\n  enrolled_at TEXT,\n  progress REAL,\n  created_at TEXT,\n  updated_at TEXT\n);",
+  "CREATE TABLE IF NOT EXISTS assignments (\n  id TEXT PRIMARY KEY DEFAULT (lower(hex(randomblob(16)))),\n  user_id TEXT REFERENCES users(id),\n  course_id TEXT REFERENCES courses(id),\n  title TEXT NOT NULL,\n  description TEXT,\n  due_date TEXT,\n  max_score INTEGER,\n  created_at TEXT,\n  updated_at TEXT\n);"
+  ];
+  for (const sql of statements) {
+    const trimmed = sql.trim();
+    if (trimmed) db.run(trimmed);
+  }
+}

.benchmark/course/fullstack/apps/api/src/index.ts

@@ -0,0 +1,71 @@
+// EduPlatform — Fastify Backend Server
+import Fastify from "fastify";
+import cors from "@fastify/cors";
+import fjwt from "@fastify/jwt";
+import { initDb, closeDb } from "./db/client.js";
+import { authRoutes } from "./routes/auth.js";
+import { coursesRoutes } from "./routes/courses.js";
+import { chaptersRoutes } from "./routes/chapters.js";
+import { studentsRoutes } from "./routes/students.js";
+import { assignmentsRoutes } from "./routes/assignments.js";
+
+const JWT_SECRET = process.env.JWT_SECRET || "change-me-in-production-0b384181";
+
+export async function buildApp() {
+  const app = Fastify({
+    logger: {
+      level: process.env.LOG_LEVEL || "info",
+      transport: process.env.NODE_ENV !== "production"
+        ? { target: "pino-pretty", options: { colorize: true } }
+        : undefined,
+    },
+  });
+
+  // Init database
+  await initDb();
+
+  // Plugins
+  await app.register(cors, {
+    origin: process.env.CORS_ORIGIN || "*",
+    methods: ["GET", "POST", "PUT", "DELETE", "PATCH", "OPTIONS"],
+  });
+
+  await app.register(fjwt, { secret: JWT_SECRET });
+
+  // Routes
+  await app.register(authRoutes, { prefix: "/api/auth" });
+  await app.register(coursesRoutes, { prefix: "/api/courses" });
+  await app.register(chaptersRoutes, { prefix: "/api/chapters" });
+  await app.register(studentsRoutes, { prefix: "/api/students" });
+  await app.register(assignmentsRoutes, { prefix: "/api/assignments" });
+
+  // Health check
+  app.get("/api/health", async () => ({ status: "ok", timestamp: new Date().toISOString() }));
+
+  // Graceful shutdown
+  app.addHook("onClose", async () => {
+    closeDb();
+  });
+
+  return app;
+}
+
+// Start server if called directly (not when imported by tests)
+const port = parseInt(process.env.PORT || "3001", 10);
+const host = process.env.HOST || "0.0.0.0";
+
+async function main() {
+  const app = await buildApp();
+  try {
+    await app.listen({ port, host });
+  } catch (err) {
+    app.log.error(err);
+    process.exit(1);
+  }
+}
+
+// Guard: only run when executed directly, not when imported
+const isMain = process.argv[1] && (import.meta.url === `file://${process.argv[1]}` || import.meta.url.endsWith(process.argv[1]) || process.argv[1].endsWith("/src/index.ts") || process.argv[1].endsWith("/src/index.js"));
+if (isMain) {
+  main();
+}

.benchmark/course/fullstack/apps/api/src/middleware/auth.ts

@@ -0,0 +1,41 @@
+// JWT Authentication Middleware
+import type { FastifyRequest, FastifyReply } from "fastify";
+import type { JwtPayload } from "../types/index.js";
+
+/**
+ * Verify JWT token and attach user to request.
+ */
+export async function authenticate(request: FastifyRequest, reply: FastifyReply): Promise<void> {
+  try {
+    await request.jwtVerify();
+  } catch (err) {
+    reply.status(401).send({ error: "Unauthorized", message: "Invalid or expired token", statusCode: 401 });
+  }
+}
+
+/** Helper to get typed user from request (after authenticate). */
+export function getUser(request: FastifyRequest): JwtPayload {
+  return request.user as unknown as JwtPayload;
+}
+
+/**
+ * Require admin role.
+ * Must be used after authenticate.
+ */
+export async function requireAdmin(request: FastifyRequest, reply: FastifyReply): Promise<void> {
+  const user = request.user as unknown as JwtPayload | undefined;
+  if (!user || user.role !== "admin") {
+    reply.status(403).send({ error: "Forbidden", message: "Admin access required", statusCode: 403 });
+  }
+}
+
+/**
+ * Optional auth: attach user if token present, but don't fail if missing.
+ */
+export async function optionalAuth(request: FastifyRequest): Promise<void> {
+  try {
+    await request.jwtVerify();
+  } catch {
+    // No token or invalid — continue without user
+  }
+}

.benchmark/course/fullstack/apps/api/src/routes/auth.ts

@@ -0,0 +1,121 @@
+// Authentication routes
+import type { FastifyInstance } from "fastify";
+import bcrypt from "bcrypt";
+import { queryOne, execute } from "../db/client.js";
+import { authenticate } from "../middleware/auth.js";
+import type { User, RegisterInput, LoginInput, AuthResponse } from "../types/index.js";
+
+const SALT_ROUNDS = 10;
+
+export async function authRoutes(app: FastifyInstance): Promise<void> {
+  // POST /api/auth/register
+  app.post<{ Body: RegisterInput }>("/register", async (request, reply) => {
+    const { username, password, nickname } = request.body;
+
+    if (!username || !password) {
+      return reply.status(400).send({
+        error: "Bad Request",
+        message: "Username and password are required",
+        statusCode: 400,
+      });
+    }
+
+    if (password.length < 6) {
+      return reply.status(400).send({
+        error: "Bad Request",
+        message: "Password must be at least 6 characters",
+        statusCode: 400,
+      });
+    }
+
+    const existing = queryOne("SELECT id FROM users WHERE username = ?", [username]);
+    if (existing) {
+      return reply.status(409).send({
+        error: "Conflict",
+        message: "Username already exists",
+        statusCode: 409,
+      });
+    }
+
+    const id = crypto.randomUUID();
+    const passwordHash = await bcrypt.hash(password, SALT_ROUNDS);
+    const now = new Date().toISOString();
+
+    execute(
+      "INSERT INTO users (id, username, password_hash, nickname, created_at, updated_at) VALUES (?, ?, ?, ?, ?, ?)",
+      [id, username, passwordHash, nickname || username, now, now]
+    );
+
+    const user = queryOne<User>(
+      "SELECT id, username, nickname, role, created_at, updated_at FROM users WHERE id = ?",
+      [id]
+    );
+    if (!user) {
+      return reply.status(500).send({ error: "Internal Error", message: "Failed to create user", statusCode: 500 });
+    }
+
+    const token = app.jwt.sign({ userId: id, username, role: user.role });
+
+    return reply.status(201).send({ token, user } satisfies AuthResponse);
+  });
+
+  // POST /api/auth/login
+  app.post<{ Body: LoginInput }>("/login", async (request, reply) => {
+    const { username, password } = request.body;
+
+    if (!username || !password) {
+      return reply.status(400).send({
+        error: "Bad Request",
+        message: "Username and password are required",
+        statusCode: 400,
+      });
+    }
+
+    const user = queryOne<User & { password_hash: string }>(
+      "SELECT * FROM users WHERE username = ?",
+      [username]
+    );
+
+    if (!user) {
+      return reply.status(401).send({
+        error: "Unauthorized",
+        message: "Invalid username or password",
+        statusCode: 401,
+      });
+    }
+
+    const valid = await bcrypt.compare(password, user.password_hash);
+    if (!valid) {
+      return reply.status(401).send({
+        error: "Unauthorized",
+        message: "Invalid username or password",
+        statusCode: 401,
+      });
+    }
+
+    const token = app.jwt.sign({ userId: user.id, username: user.username, role: user.role });
+
+    const { password_hash, ...safeUser } = user;
+
+    return { token, user: safeUser } satisfies AuthResponse;
+  });
+
+  // GET /api/auth/me — current user info
+  app.get("/me", { onRequest: [authenticate] }, async (request, reply) => {
+    const jwtUser = request.user as unknown as { userId: string };
+    const user = queryOne<User>(
+      "SELECT id, username, nickname, role, created_at, updated_at FROM users WHERE id = ?",
+      [jwtUser.userId]
+    );
+
+    if (!user) {
+      return reply.status(404).send({
+        error: "Not Found",
+        message: "User not found",
+        statusCode: 404,
+      });
+    }
+
+    return { data: user };
+  });
+}

.benchmark/course/fullstack/apps/api/src/routes/courses.ts

@@ -0,0 +1,51 @@
+// Auto-generated Courses routes
+import type { FastifyInstance } from "fastify";
+import { authenticate } from "../middleware/auth.js";
+import { CoursesService } from "../services/cours.js";
+import type { CreateCoursesInput, UpdateCoursesInput } from "../types/index.js";
+
+const service = new CoursesService();
+
+export async function coursesRoutes(app: FastifyInstance): Promise<void> {
+  // All routes require authentication
+  app.addHook("onRequest", authenticate);
+
+  // GET /api/courses — list
+  app.get("/", async (request, reply) => {
+    const items = service.list();
+    return { data: items };
+  });
+
+  // GET /api/courses/:id — get by id
+  app.get<{ Params: { id: string } }>("/:id", async (request, reply) => {
+    const item = service.getById(request.params.id);
+    if (!item) {
+      return reply.status(404).send({ error: "Not Found", message: "Courses not found", statusCode: 404 });
+    }
+    return { data: item };
+  });
+
+  // POST /api/courses — create
+  app.post<{ Body: CreateCoursesInput }>("/", async (request, reply) => {
+    const item = service.create(request.body);
+    return reply.status(201).send({ data: item });
+  });
+
+  // PUT /api/courses/:id — update
+  app.put<{ Params: { id: string }; Body: UpdateCoursesInput }>("/:id", async (request, reply) => {
+    const item = service.update(request.params.id, request.body);
+    if (!item) {
+      return reply.status(404).send({ error: "Not Found", message: "Courses not found", statusCode: 404 });
+    }
+    return { data: item };
+  });
+
+  // DELETE /api/courses/:id — delete
+  app.delete<{ Params: { id: string } }>("/:id", async (request, reply) => {
+    const deleted = service.delete(request.params.id);
+    if (!deleted) {
+      return reply.status(404).send({ error: "Not Found", message: "Courses not found", statusCode: 404 });
+    }
+    return reply.status(204).send();
+  });
+}

.benchmark/course/fullstack/apps/api/src/routes/exercises.ts

@@ -0,0 +1,51 @@
+// Auto-generated Exercis routes
+import type { FastifyInstance } from "fastify";
+import { authenticate } from "../middleware/auth.js";
+import { ExercisService } from "../services/exercis.js";
+import type { CreateExercisInput, UpdateExercisInput } from "../types/index.js";
+
+const service = new ExercisService();
+
+export async function exercisesRoutes(app: FastifyInstance): Promise<void> {
+  // All routes require authentication
+  app.addHook("onRequest", authenticate);
+
+  // GET /api/exercises — list
+  app.get("/", async (request, reply) => {
+    const items = service.list();
+    return { data: items };
+  });
+
+  // GET /api/exercises/:id — get by id
+  app.get<{ Params: { id: string } }>("/:id", async (request, reply) => {
+    const item = service.getById(request.params.id);
+    if (!item) {
+      return reply.status(404).send({ error: "Not Found", message: "Exercis not found", statusCode: 404 });
+    }
+    return { data: item };
+  });
+
+  // POST /api/exercises — create
+  app.post<{ Body: CreateExercisInput }>("/", async (request, reply) => {
+    const item = service.create(request.body);
+    return reply.status(201).send({ data: item });
+  });
+
+  // PUT /api/exercises/:id — update
+  app.put<{ Params: { id: string }; Body: UpdateExercisInput }>("/:id", async (request, reply) => {
+    const item = service.update(request.params.id, request.body);
+    if (!item) {
+      return reply.status(404).send({ error: "Not Found", message: "Exercis not found", statusCode: 404 });
+    }
+    return { data: item };
+  });
+
+  // DELETE /api/exercises/:id — delete
+  app.delete<{ Params: { id: string } }>("/:id", async (request, reply) => {
+    const deleted = service.delete(request.params.id);
+    if (!deleted) {
+      return reply.status(404).send({ error: "Not Found", message: "Exercis not found", statusCode: 404 });
+    }
+    return reply.status(204).send();
+  });
+}

.benchmark/course/fullstack/apps/api/src/routes/lessons.ts

@@ -0,0 +1,51 @@
+// Auto-generated Lesson routes
+import type { FastifyInstance } from "fastify";
+import { authenticate } from "../middleware/auth.js";
+import { LessonService } from "../services/lesson.js";
+import type { CreateLessonInput, UpdateLessonInput } from "../types/index.js";
+
+const service = new LessonService();
+
+export async function lessonsRoutes(app: FastifyInstance): Promise<void> {
+  // All routes require authentication
+  app.addHook("onRequest", authenticate);
+
+  // GET /api/lessons — list
+  app.get("/", async (request, reply) => {
+    const items = service.list();
+    return { data: items };
+  });
+
+  // GET /api/lessons/:id — get by id
+  app.get<{ Params: { id: string } }>("/:id", async (request, reply) => {
+    const item = service.getById(request.params.id);
+    if (!item) {
+      return reply.status(404).send({ error: "Not Found", message: "Lesson not found", statusCode: 404 });
+    }
+    return { data: item };
+  });
+
+  // POST /api/lessons — create
+  app.post<{ Body: CreateLessonInput }>("/", async (request, reply) => {
+    const item = service.create(request.body);
+    return reply.status(201).send({ data: item });
+  });
+
+  // PUT /api/lessons/:id — update
+  app.put<{ Params: { id: string }; Body: UpdateLessonInput }>("/:id", async (request, reply) => {
+    const item = service.update(request.params.id, request.body);
+    if (!item) {
+      return reply.status(404).send({ error: "Not Found", message: "Lesson not found", statusCode: 404 });
+    }
+    return { data: item };
+  });
+
+  // DELETE /api/lessons/:id — delete
+  app.delete<{ Params: { id: string } }>("/:id", async (request, reply) => {
+    const deleted = service.delete(request.params.id);
+    if (!deleted) {
+      return reply.status(404).send({ error: "Not Found", message: "Lesson not found", statusCode: 404 });
+    }
+    return reply.status(204).send();
+  });
+}

.benchmark/course/fullstack/apps/api/src/routes/user_progress.ts

@@ -0,0 +1,51 @@
+// Auto-generated UserProgress routes
+import type { FastifyInstance } from "fastify";
+import { authenticate } from "../middleware/auth.js";
+import { UserProgressService } from "../services/user_progress.js";
+import type { CreateUserProgressInput, UpdateUserProgressInput } from "../types/index.js";
+
+const service = new UserProgressService();
+
+export async function user_progressRoutes(app: FastifyInstance): Promise<void> {
+  // All routes require authentication
+  app.addHook("onRequest", authenticate);
+
+  // GET /api/user_progress — list
+  app.get("/", async (request, reply) => {
+    const items = service.list();
+    return { data: items };
+  });
+
+  // GET /api/user_progress/:id — get by id
+  app.get<{ Params: { id: string } }>("/:id", async (request, reply) => {
+    const item = service.getById(request.params.id);
+    if (!item) {
+      return reply.status(404).send({ error: "Not Found", message: "UserProgress not found", statusCode: 404 });
+    }
+    return { data: item };
+  });
+
+  // POST /api/user_progress — create
+  app.post<{ Body: CreateUserProgressInput }>("/", async (request, reply) => {
+    const item = service.create(request.body);
+    return reply.status(201).send({ data: item });
+  });
+
+  // PUT /api/user_progress/:id — update
+  app.put<{ Params: { id: string }; Body: UpdateUserProgressInput }>("/:id", async (request, reply) => {
+    const item = service.update(request.params.id, request.body);
+    if (!item) {
+      return reply.status(404).send({ error: "Not Found", message: "UserProgress not found", statusCode: 404 });
+    }
+    return { data: item };
+  });
+
+  // DELETE /api/user_progress/:id — delete
+  app.delete<{ Params: { id: string } }>("/:id", async (request, reply) => {
+    const deleted = service.delete(request.params.id);
+    if (!deleted) {
+      return reply.status(404).send({ error: "Not Found", message: "UserProgress not found", statusCode: 404 });
+    }
+    return reply.status(204).send();
+  });
+}

.benchmark/course/fullstack/apps/api/src/routes/users.ts

@@ -0,0 +1,51 @@
+// Auto-generated User routes
+import type { FastifyInstance } from "fastify";
+import { authenticate } from "../middleware/auth.js";
+import { UserService } from "../services/user.js";
+import type { CreateUserInput, UpdateUserInput } from "../types/index.js";
+
+const service = new UserService();
+
+export async function usersRoutes(app: FastifyInstance): Promise<void> {
+  // All routes require authentication
+  app.addHook("onRequest", authenticate);
+
+  // GET /api/users — list
+  app.get("/", async (request, reply) => {
+    const items = service.list();
+    return { data: items };
+  });
+
+  // GET /api/users/:id — get by id
+  app.get<{ Params: { id: string } }>("/:id", async (request, reply) => {
+    const item = service.getById(request.params.id);
+    if (!item) {
+      return reply.status(404).send({ error: "Not Found", message: "User not found", statusCode: 404 });
+    }
+    return { data: item };
+  });
+
+  // POST /api/users — create
+  app.post<{ Body: CreateUserInput }>("/", async (request, reply) => {
+    const item = service.create(request.body);
+    return reply.status(201).send({ data: item });
+  });
+
+  // PUT /api/users/:id — update
+  app.put<{ Params: { id: string }; Body: UpdateUserInput }>("/:id", async (request, reply) => {
+    const item = service.update(request.params.id, request.body);
+    if (!item) {
+      return reply.status(404).send({ error: "Not Found", message: "User not found", statusCode: 404 });
+    }
+    return { data: item };
+  });
+
+  // DELETE /api/users/:id — delete
+  app.delete<{ Params: { id: string } }>("/:id", async (request, reply) => {
+    const deleted = service.delete(request.params.id);
+    if (!deleted) {
+      return reply.status(404).send({ error: "Not Found", message: "User not found", statusCode: 404 });
+    }
+    return reply.status(204).send();
+  });
+}

.benchmark/course/fullstack/apps/api/src/services/cours.ts

@@ -0,0 +1,57 @@
+// Auto-generated Courses service
+import { queryAll, queryOne, execute } from "../db/client.js";
+import type { Courses, CreateCoursesInput, UpdateCoursesInput } from "../types/index.js";
+
+export class CoursesService {
+  /** List all courses */
+  list(): Courses[] {
+    return queryAll<Courses>("SELECT * FROM courses ORDER BY created_at DESC");
+  }
+
+  /** Get by ID */
+  getById(id: string): Courses | undefined {
+    return queryOne<Courses>("SELECT * FROM courses WHERE id = ?", [id]);
+  }
+
+  /** Create */
+  create(input: CreateCoursesInput): Courses {
+    const id = crypto.randomUUID();
+    const now = new Date().toISOString();
+    const cols = ["id", "user_id", "title", "description", "instructor", "price", "cover_url", "category", "created_at", "updated_at"];
+    const values = [id, input.userId ?? null, input.title ?? null, input.description ?? null, input.instructor ?? null, input.price ?? null, input.coverUrl ?? null, input.category ?? null, now, now];
+
+    execute(`INSERT INTO courses (${cols.join(", ")}) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`, values);
+    return this.getById(id)!;
+  }
+
+  /** Update */
+  update(id: string, input: UpdateCoursesInput): Courses | undefined {
+    const existing = this.getById(id);
+    if (!existing) return undefined;
+
+    const sets: string[] = [];
+    const values: unknown[] = [];
+    if (input.userId !== undefined) { sets.push("user_id = ?"); values.push(input.userId); }
+    if (input.title !== undefined) { sets.push("title = ?"); values.push(input.title); }
+    if (input.description !== undefined) { sets.push("description = ?"); values.push(input.description); }
+    if (input.instructor !== undefined) { sets.push("instructor = ?"); values.push(input.instructor); }
+    if (input.price !== undefined) { sets.push("price = ?"); values.push(input.price); }
+    if (input.coverUrl !== undefined) { sets.push("cover_url = ?"); values.push(input.coverUrl); }
+    if (input.category !== undefined) { sets.push("category = ?"); values.push(input.category); }
+
+    if (sets.length === 0) return existing;
+
+    sets.push("updated_at = ?");
+    values.push(new Date().toISOString());
+
+    values.push(id);
+    execute(`UPDATE courses SET ${sets.join(", ")} WHERE id = ?`, values);
+    return this.getById(id)!;
+  }
+
+  /** Delete */
+  delete(id: string): boolean {
+    const result = execute("DELETE FROM courses WHERE id = ?", [id]);
+    return result.changes > 0;
+  }
+}

.benchmark/course/fullstack/apps/api/src/services/exercis.ts

@@ -0,0 +1,56 @@
+// Auto-generated Exercis service
+import { queryAll, queryOne, execute } from "../db/client.js";
+import type { Exercis, CreateExercisInput, UpdateExercisInput } from "../types/index.js";
+
+export class ExercisService {
+  /** List all exercises */
+  list(): Exercis[] {
+    return queryAll<Exercis>("SELECT * FROM exercises ORDER BY created_at DESC");
+  }
+
+  /** Get by ID */
+  getById(id: string): Exercis | undefined {
+    return queryOne<Exercis>("SELECT * FROM exercises WHERE id = ?", [id]);
+  }
+
+  /** Create */
+  create(input: CreateExercisInput): Exercis {
+    const id = crypto.randomUUID();
+    const now = new Date().toISOString();
+    const hasCreatedAt = false;
+    const hasUpdatedAt = false;
+    const cols = ["id", "lesson_id", "question", "options", "answer"];
+    const placeholders = cols.map(() => "?").join(", ");
+    const values = [id, input.lessonId ?? null, input.question ?? null, input.options ?? null, input.answer ?? null];
+
+    execute(`INSERT INTO exercises (${cols.join(", ")}) VALUES (${placeholders})`, values);
+    return this.getById(id)!;
+  }
+
+  /** Update */
+  update(id: string, input: UpdateExercisInput): Exercis | undefined {
+    const existing = this.getById(id);
+    if (!existing) return undefined;
+
+    const sets: string[] = [];
+    const values: unknown[] = [];
+    if (input.lessonId !== undefined) { sets.push("lesson_id = ?"); values.push(input.lessonId); }
+    if (input.question !== undefined) { sets.push("question = ?"); values.push(input.question); }
+    if (input.options !== undefined) { sets.push("options = ?"); values.push(input.options); }
+    if (input.answer !== undefined) { sets.push("answer = ?"); values.push(input.answer); }
+
+    if (sets.length === 0) return existing;
+
+    
+
+    values.push(id);
+    execute(`UPDATE exercises SET ${sets.join(", ")} WHERE id = ?`, values);
+    return this.getById(id)!;
+  }
+
+  /** Delete */
+  delete(id: string): boolean {
+    const result = execute("DELETE FROM exercises WHERE id = ?", [id]);
+    return result.changes > 0;
+  }
+}

.benchmark/course/fullstack/apps/api/src/services/lesson.ts

@@ -0,0 +1,57 @@
+// Auto-generated Lesson service
+import { queryAll, queryOne, execute } from "../db/client.js";
+import type { Lesson, CreateLessonInput, UpdateLessonInput } from "../types/index.js";
+
+export class LessonService {
+  /** List all lessons */
+  list(): Lesson[] {
+    return queryAll<Lesson>("SELECT * FROM lessons ORDER BY created_at DESC");
+  }
+
+  /** Get by ID */
+  getById(id: string): Lesson | undefined {
+    return queryOne<Lesson>("SELECT * FROM lessons WHERE id = ?", [id]);
+  }
+
+  /** Create */
+  create(input: CreateLessonInput): Lesson {
+    const id = crypto.randomUUID();
+    const now = new Date().toISOString();
+    const hasCreatedAt = false;
+    const hasUpdatedAt = false;
+    const cols = ["id", "course_id", "title", "video_url", "duration_sec", "sort_order"];
+    const placeholders = cols.map(() => "?").join(", ");
+    const values = [id, input.courseId ?? null, input.title ?? null, input.videoUrl ?? null, input.durationSec ?? null, input.sortOrder ?? null];
+
+    execute(`INSERT INTO lessons (${cols.join(", ")}) VALUES (${placeholders})`, values);
+    return this.getById(id)!;
+  }
+
+  /** Update */
+  update(id: string, input: UpdateLessonInput): Lesson | undefined {
+    const existing = this.getById(id);
+    if (!existing) return undefined;
+
+    const sets: string[] = [];
+    const values: unknown[] = [];
+    if (input.courseId !== undefined) { sets.push("course_id = ?"); values.push(input.courseId); }
+    if (input.title !== undefined) { sets.push("title = ?"); values.push(input.title); }
+    if (input.videoUrl !== undefined) { sets.push("video_url = ?"); values.push(input.videoUrl); }
+    if (input.durationSec !== undefined) { sets.push("duration_sec = ?"); values.push(input.durationSec); }
+    if (input.sortOrder !== undefined) { sets.push("sort_order = ?"); values.push(input.sortOrder); }
+
+    if (sets.length === 0) return existing;
+
+    
+
+    values.push(id);
+    execute(`UPDATE lessons SET ${sets.join(", ")} WHERE id = ?`, values);
+    return this.getById(id)!;
+  }
+
+  /** Delete */
+  delete(id: string): boolean {
+    const result = execute("DELETE FROM lessons WHERE id = ?", [id]);
+    return result.changes > 0;
+  }
+}

.benchmark/course/fullstack/apps/api/src/services/user.ts

@@ -0,0 +1,56 @@
+// Auto-generated User service
+import { queryAll, queryOne, execute } from "../db/client.js";
+import type { User, CreateUserInput, UpdateUserInput } from "../types/index.js";
+
+export class UserService {
+  /** List all users */
+  list(): User[] {
+    return queryAll<User>("SELECT * FROM users ORDER BY created_at DESC");
+  }
+
+  /** Get by ID */
+  getById(id: string): User | undefined {
+    return queryOne<User>("SELECT * FROM users WHERE id = ?", [id]);
+  }
+
+  /** Create */
+  create(input: CreateUserInput): User {
+    const id = crypto.randomUUID();
+    const now = new Date().toISOString();
+    const hasCreatedAt = true;
+    const hasUpdatedAt = true;
+    const cols = ["id", "phone", "nickname", "avatar_url", "created_at", "updated_at"];
+    const placeholders = cols.map(() => "?").join(", ");
+    const values = [id, input.phone ?? null, input.nickname ?? null, input.avatarUrl ?? null, now, now];
+
+    execute(`INSERT INTO users (${cols.join(", ")}) VALUES (${placeholders})`, values);
+    return this.getById(id)!;
+  }
+
+  /** Update */
+  update(id: string, input: UpdateUserInput): User | undefined {
+    const existing = this.getById(id);
+    if (!existing) return undefined;
+
+    const sets: string[] = [];
+    const values: unknown[] = [];
+    if (input.phone !== undefined) { sets.push("phone = ?"); values.push(input.phone); }
+    if (input.nickname !== undefined) { sets.push("nickname = ?"); values.push(input.nickname); }
+    if (input.avatarUrl !== undefined) { sets.push("avatar_url = ?"); values.push(input.avatarUrl); }
+
+    if (sets.length === 0) return existing;
+
+    sets.push("updated_at = ?");
+    values.push(new Date().toISOString());
+
+    values.push(id);
+    execute(`UPDATE users SET ${sets.join(", ")} WHERE id = ?`, values);
+    return this.getById(id)!;
+  }
+
+  /** Delete */
+  delete(id: string): boolean {
+    const result = execute("DELETE FROM users WHERE id = ?", [id]);
+    return result.changes > 0;
+  }
+}

.benchmark/course/fullstack/apps/api/src/services/user_progress.ts

@@ -0,0 +1,56 @@
+// Auto-generated UserProgress service
+import { queryAll, queryOne, execute } from "../db/client.js";
+import type { UserProgress, CreateUserProgressInput, UpdateUserProgressInput } from "../types/index.js";
+
+export class UserProgressService {
+  /** List all user_progress */
+  list(): UserProgress[] {
+    return queryAll<UserProgress>("SELECT * FROM user_progress ORDER BY created_at DESC");
+  }
+
+  /** Get by ID */
+  getById(id: string): UserProgress | undefined {
+    return queryOne<UserProgress>("SELECT * FROM user_progress WHERE id = ?", [id]);
+  }
+
+  /** Create */
+  create(input: CreateUserProgressInput): UserProgress {
+    const id = crypto.randomUUID();
+    const now = new Date().toISOString();
+    const hasCreatedAt = false;
+    const hasUpdatedAt = false;
+    const cols = ["id", "user_id", "lesson_id", "completed", "watched_sec"];
+    const placeholders = cols.map(() => "?").join(", ");
+    const values = [id, input.userId ?? null, input.lessonId ?? null, input.completed ?? null, input.watchedSec ?? null];
+
+    execute(`INSERT INTO user_progress (${cols.join(", ")}) VALUES (${placeholders})`, values);
+    return this.getById(id)!;
+  }
+
+  /** Update */
+  update(id: string, input: UpdateUserProgressInput): UserProgress | undefined {
+    const existing = this.getById(id);
+    if (!existing) return undefined;
+
+    const sets: string[] = [];
+    const values: unknown[] = [];
+    if (input.userId !== undefined) { sets.push("user_id = ?"); values.push(input.userId); }
+    if (input.lessonId !== undefined) { sets.push("lesson_id = ?"); values.push(input.lessonId); }
+    if (input.completed !== undefined) { sets.push("completed = ?"); values.push(input.completed); }
+    if (input.watchedSec !== undefined) { sets.push("watched_sec = ?"); values.push(input.watchedSec); }
+
+    if (sets.length === 0) return existing;
+
+    
+
+    values.push(id);
+    execute(`UPDATE user_progress SET ${sets.join(", ")} WHERE id = ?`, values);
+    return this.getById(id)!;
+  }
+
+  /** Delete */
+  delete(id: string): boolean {
+    const result = execute("DELETE FROM user_progress WHERE id = ?", [id]);
+    return result.changes > 0;
+  }
+}

.benchmark/course/fullstack/apps/api/src/types/fastify.d.ts

@@ -0,0 +1,8 @@
+// Augment Fastify request with JWT user
+import type { JwtPayload } from "./index.js";
+
+declare module "fastify" {
+  interface FastifyRequest {
+    user?: JwtPayload;
+  }
+}

.benchmark/course/fullstack/apps/api/src/types/index.ts

@@ -0,0 +1,131 @@
+// Import and re-export shared entity types
+import type {
+  User,
+  Courses,
+  Chapters,
+  Students,
+  Assignments,
+  ApiResponse,
+  PaginatedResponse,
+  ErrorResponse,
+} from "@shared/types";
+
+export type {
+  User,
+  Courses,
+  Chapters,
+  Students,
+  Assignments,
+  ApiResponse,
+  PaginatedResponse,
+  ErrorResponse,
+};
+
+// Auto-generated types (from Model Contract)
+
+export interface CreateUserInput {
+  username: string;
+  passwordHash: string;
+  nickname?: string;
+  role?: string;
+  phone?: string;
+  avatarUrl?: string;
+}
+
+export interface CreateCoursesInput {
+  userId?: string;
+  title: string;
+  description?: string;
+  instructor?: string;
+  price?: number;
+  coverUrl?: string;
+  category?: string;
+}
+
+export interface CreateChaptersInput {
+  userId?: string;
+  courseId?: string;
+  title: string;
+  durationMin?: number;
+}
+
+export interface CreateStudentsInput {
+  userId?: string;
+  name: string;
+  email?: string;
+}
+
+export interface CreateAssignmentsInput {
+  userId?: string;
+  courseId?: string;
+  title: string;
+  description?: string;
+  dueDate?: string;
+}
+
+export interface UpdateUserInput {
+  username?: string;
+  passwordHash?: string;
+  nickname?: string;
+  role?: string;
+  phone?: string;
+  avatarUrl?: string;
+}
+
+export interface UpdateCoursesInput {
+  userId?: string;
+  title?: string;
+  description?: string;
+  instructor?: string;
+  price?: number;
+  coverUrl?: string;
+  category?: string;
+}
+
+export interface UpdateChaptersInput {
+  userId?: string;
+  courseId?: string;
+  title?: string;
+  durationMin?: number;
+}
+
+export interface UpdateStudentsInput {
+  userId?: string;
+  name?: string;
+  email?: string;
+}
+
+export interface UpdateAssignmentsInput {
+  userId?: string;
+  courseId?: string;
+  title?: string;
+  description?: string;
+  dueDate?: string;
+}
+
+// ─── Auth ───────────────────────────────────────────
+export interface LoginInput {
+  username: string;
+  password: string;
+}
+
+export interface RegisterInput {
+  username: string;
+  password: string;
+  nickname?: string;
+}
+
+export interface AuthResponse {
+  token: string;
+  user: User;
+}
+
+// ─── API ────────────────────────────────────────────
+// ─── JWT ────────────────────────────────────────────
+export interface JwtPayload {
+  userId: string;
+  username: string;
+  role: string;
+  iat?: number;
+  exp?: number;
+}

.benchmark/course/fullstack/apps/api/src/types/sql.js.d.ts

@@ -0,0 +1,27 @@
+// Type declarations for sql.js (no native types package available)
+declare module "sql.js" {
+  export interface Database {
+    run(sql: string, params?: BindParams): void;
+    exec(sql: string): void;
+    prepare(sql: string): Statement;
+    export(): Uint8Array;
+    close(): void;
+    getRowsModified(): number;
+  }
+
+  export interface Statement {
+    bind(params?: BindParams): boolean;
+    step(): boolean;
+    getAsObject<T = Record<string, unknown>>(): T;
+    getColumnNames(): string[];
+    free(): boolean;
+  }
+
+  export type BindParams = unknown[] | Record<string, unknown>;
+
+  export interface SqlJsStatic {
+    Database: new (data?: ArrayLike<number>) => Database;
+  }
+
+  export default function initSqlJs(config?: Record<string, unknown>): Promise<SqlJsStatic>;
+}

.benchmark/course/fullstack/apps/api/tsconfig.json

@@ -0,0 +1,27 @@
+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "module": "ESNext",
+    "moduleResolution": "bundler",
+    "lib": [
+      "ES2022"
+    ],
+    "outDir": "./dist",
+    "rootDir": "./src",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "forceConsistentCasingInFileNames": true,
+    "resolveJsonModule": true,
+    "declaration": true,
+    "sourceMap": true
+  },
+  "include": [
+    "src/**/*"
+  ],
+  "exclude": [
+    "node_modules",
+    "dist",
+    "src/__tests__"
+  ]
+}

.benchmark/course/fullstack/apps/web/app/course/[id]/page.tsx

@@ -0,0 +1,26 @@
+"use client";
+import { Card } from "@/components/ui/Card";
+
+const courses = [
+  { id: "c1", title: "React 19 完全指南", instructor: "张老师", price: 199, cover: "📘" },
+  { id: "c2", title: "TypeScript 高级编程", instructor: "李老师", price: 149, cover: "📙" },
+  { id: "c3", title: "Node.js 后端实战", instructor: "王老师", price: 249, cover: "📗" },
+];
+
+export default function CoursePage() {
+  return (
+    <div className="space-y-4">
+      <h1 className="text-xl font-bold text-gray-800">课程中心</h1>
+      {courses.map(c => (
+        <Card key={c.id} className="flex gap-3">
+          <div className="w-20 h-20 rounded-lg bg-gray-100 flex items-center justify-center text-3xl flex-shrink-0">{c.cover}</div>
+          <div>
+            <h3 className="font-medium text-gray-800">{c.title}</h3>
+            <p className="text-xs text-gray-500 mt-1">{c.instructor}</p>
+            <p className="text-sm font-bold text-red-500 mt-2">¥{c.price}</p>
+          </div>
+        </Card>
+      ))}
+    </div>
+  );
+}

.benchmark/course/fullstack/apps/web/app/exercises/page.tsx

@@ -0,0 +1,10 @@
+"use client";
+
+export default function ExercisePage() {
+  return (
+    <div className="space-y-4">
+      <h1 className="text-xl font-bold text-gray-800">题库练习</h1>
+      <p className="text-sm text-gray-500">章节练习和模拟考试功能</p>
+    </div>
+  );
+}

.benchmark/course/fullstack/apps/web/app/globals.css

@@ -0,0 +1,8 @@
+@tailwind base;
+@tailwind components;
+@tailwind utilities;
+
+body {
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}

.benchmark/course/fullstack/apps/web/app/layout.tsx

@@ -0,0 +1,30 @@
+import type { Metadata } from "next";
+import "./globals.css";
+import { Sidebar } from "@/components/layout/Sidebar";
+import { BottomNav } from "@/components/layout/BottomNav";
+
+export const metadata: Metadata = {
+  title: "EduPlatform",
+  description: "一个支持在线课程学习、直播授课、题库练习和学情追踪的教育平台。",
+};
+
+export default function RootLayout({ children }: { children: React.ReactNode }) {
+  return (
+    <html lang="zh-CN">
+      <body className="bg-gray-50 min-h-screen">
+        <div className="flex">
+          {/* Desktop Sidebar */}
+          <Sidebar items={[{"name":"首页","href":"/home","icon":"🏠"},{"name":"课程发布","href":"/courses","icon":"📋"},{"name":"章节管理","href":"/chapters","icon":"📅"},{"name":"学员进度","href":"/students","icon":"✏️"},{"name":"作业批改","href":"/assignments","icon":"📸"}] } projectName="EduPlatform" />
+          {/* Main Content */}
+          <main className="flex-1 lg:pl-64 pb-20 lg:pb-0">
+            <div className="max-w-2xl mx-auto px-4 py-6">
+              {children}
+            </div>
+          </main>
+        </div>
+        {/* Mobile Bottom Nav */}
+        <BottomNav items={[{"name":"首页","href":"/home","icon":"🏠"},{"name":"课程发布","href":"/courses","icon":"📋"},{"name":"章节管理","href":"/chapters","icon":"📅"},{"name":"学员进度","href":"/students","icon":"✏️"}] } />
+      </body>
+    </html>
+  );
+}

.benchmark/course/fullstack/apps/web/app/learn/[courseId]/[lessonId]/page.tsx

@@ -0,0 +1,26 @@
+"use client";
+import { Card } from "@/components/ui/Card";
+
+const courses = [
+  { id: "c1", title: "React 19 完全指南", instructor: "张老师", price: 199, cover: "📘" },
+  { id: "c2", title: "TypeScript 高级编程", instructor: "李老师", price: 149, cover: "📙" },
+  { id: "c3", title: "Node.js 后端实战", instructor: "王老师", price: 249, cover: "📗" },
+];
+
+export default function CoursePage() {
+  return (
+    <div className="space-y-4">
+      <h1 className="text-xl font-bold text-gray-800">课程中心</h1>
+      {courses.map(c => (
+        <Card key={c.id} className="flex gap-3">
+          <div className="w-20 h-20 rounded-lg bg-gray-100 flex items-center justify-center text-3xl flex-shrink-0">{c.cover}</div>
+          <div>
+            <h3 className="font-medium text-gray-800">{c.title}</h3>
+            <p className="text-xs text-gray-500 mt-1">{c.instructor}</p>
+            <p className="text-sm font-bold text-red-500 mt-2">¥{c.price}</p>
+          </div>
+        </Card>
+      ))}
+    </div>
+  );
+}

.benchmark/course/fullstack/apps/web/app/live/page.tsx

@@ -0,0 +1,10 @@
+"use client";
+
+export default function LivePage() {
+  return (
+    <div className="space-y-4">
+      <h1 className="text-xl font-bold text-gray-800">直播课堂</h1>
+      <p className="text-sm text-gray-500">课程直播功能</p>
+    </div>
+  );
+}

.benchmark/course/fullstack/apps/web/app/page.tsx

@@ -0,0 +1,50 @@
+import Link from "next/link";
+
+export default function HomePage() {
+  return (
+    <div className="space-y-6">
+      {/* Hero Section */}
+      <section className="bg-gradient-to-br from-blue-500 to-blue-700 rounded-2xl p-6 text-white">
+        <h1 className="text-2xl font-bold">EduPlatform</h1>
+        <p className="mt-2 text-blue-100 text-sm">应用首页</p>
+      </section>
+
+      {/* Quick Actions */}
+      <section>
+        <h2 className="text-lg font-semibold text-gray-800 mb-3">快捷入口</h2>
+        <div className="grid grid-cols-2 gap-3">
+          <Link key="0" href="/home" className="bg-white rounded-xl border border-gray-100 p-4 text-center hover:shadow-md transition-shadow">
+            <span className="text-2xl block mb-1">📋</span>
+            <span className="text-sm text-gray-600">课程发布</span>
+          </Link>
+          <Link key="1" href="/home" className="bg-white rounded-xl border border-gray-100 p-4 text-center hover:shadow-md transition-shadow">
+            <span className="text-2xl block mb-1">📅</span>
+            <span className="text-sm text-gray-600">章节管理</span>
+          </Link>
+          <Link key="2" href="/home" className="bg-white rounded-xl border border-gray-100 p-4 text-center hover:shadow-md transition-shadow">
+            <span className="text-2xl block mb-1">📝</span>
+            <span className="text-sm text-gray-600">学员进度</span>
+          </Link>
+          <Link key="3" href="/home" className="bg-white rounded-xl border border-gray-100 p-4 text-center hover:shadow-md transition-shadow">
+            <span className="text-2xl block mb-1">📸</span>
+            <span className="text-sm text-gray-600">作业批改</span>
+          </Link>
+        </div>
+      </section>
+
+      {/* Recent Activity / Stats */}
+      <section>
+        <h2 className="text-lg font-semibold text-gray-800 mb-3">今日概览</h2>
+        <div className="bg-white rounded-xl border border-gray-100 p-4">
+          <div className="flex items-center justify-between">
+            <div>
+              <p className="text-sm text-gray-500">欢迎使用 EduPlatform</p>
+              <p className="text-xs text-gray-400 mt-1">开始探索功能吧</p>
+            </div>
+            <span className="text-3xl">👋</span>
+          </div>
+        </div>
+      </section>
+    </div>
+  );
+}

.benchmark/course/fullstack/apps/web/app/profile/page.tsx

@@ -0,0 +1,29 @@
+"use client";
+
+import { useState } from "react";
+import { Card } from "@/components/ui/Card";
+import { Button } from "@/components/ui/Button";
+import { EmptyState } from "@/components/ui/EmptyState";
+
+
+export default function PagePage() {
+  
+  const [open, setOpen] = useState(false);
+
+  return (
+    <div className="space-y-4">
+      <div className="flex items-center justify-between">
+        <div>
+          <h1 className="text-xl font-bold text-gray-800">我的</h1>
+          <p className="text-sm text-gray-500 mt-1">学习报告、已购课程、设置</p>
+        </div>
+        <Button onClick={() => setOpen(true)} variant="primary" size="sm">新增</Button>
+      </div>
+
+      {<Card>
+          <p className="text-gray-500 text-sm">我的 页面内容</p>
+          <p className="text-xs text-gray-400 mt-1">路由: /profile</p>
+        </Card>}
+    </div>
+  );
+}

.benchmark/course/fullstack/apps/web/components/layout/BottomNav.tsx

@@ -0,0 +1,38 @@
+"use client";
+
+import Link from "next/link";
+import { usePathname } from "next/navigation";
+
+interface NavItem {
+  name: string;
+  href: string;
+  icon: string;
+}
+
+export function BottomNav({ items }: { items: NavItem[] }) {
+  const pathname = usePathname();
+
+  if (!items.length) return null;
+
+  return (
+    <nav className="lg:hidden fixed bottom-0 inset-x-0 bg-white border-t border-gray-100 z-40">
+      <div className="flex items-center justify-around h-16">
+        {items.map((item) => {
+          const active = pathname === item.href;
+          return (
+            <Link
+              key={item.href}
+              href={item.href}
+              className={`flex flex-col items-center gap-0.5 px-3 py-1 ${
+                active ? "text-blue-600" : "text-gray-400"
+              }`}
+            >
+              <span className="text-xl">{item.icon}</span>
+              <span className="text-[10px]">{item.name}</span>
+            </Link>
+          );
+        })}
+      </div>
+    </nav>
+  );
+}

.benchmark/course/fullstack/apps/web/components/layout/Sidebar.tsx

@@ -0,0 +1,44 @@
+"use client";
+
+import Link from "next/link";
+import { usePathname } from "next/navigation";
+
+interface NavItem {
+  name: string;
+  href: string;
+  icon: string;
+}
+
+interface SidebarProps {
+  items: NavItem[];
+  projectName: string;
+}
+
+export function Sidebar({ items, projectName }: SidebarProps) {
+  const pathname = usePathname();
+
+  return (
+    <aside className="hidden lg:flex lg:flex-col lg:w-64 lg:fixed lg:inset-y-0 bg-white border-r border-gray-100">
+      <div className="px-6 py-5 border-b border-gray-50">
+        <h1 className="text-lg font-bold text-gray-800">{projectName}</h1>
+      </div>
+      <nav className="flex-1 px-3 py-4 space-y-1 overflow-y-auto">
+        {items.map((item) => {
+          const active = pathname === item.href;
+          return (
+            <Link
+              key={item.href}
+              href={item.href}
+              className={`flex items-center gap-3 px-3 py-2.5 rounded-lg text-sm transition-colors ${
+                active ? "bg-blue-50 text-blue-700 font-medium" : "text-gray-600 hover:bg-gray-50"
+              }`}
+            >
+              <span className="text-lg">{item.icon}</span>
+              <span>{item.name}</span>
+            </Link>
+          );
+        })}
+      </nav>
+    </aside>
+  );
+}

.benchmark/course/fullstack/apps/web/components/ui/Button.tsx

@@ -0,0 +1,31 @@
+"use client";
+
+import { type ButtonHTMLAttributes } from "react";
+
+interface ButtonProps extends ButtonHTMLAttributes<HTMLButtonElement> {
+  variant?: "primary" | "secondary" | "danger" | "ghost";
+  size?: "sm" | "md" | "lg";
+  loading?: boolean;
+}
+
+export function Button({ variant = "primary", size = "md", loading, children, className = "", disabled, ...props }: ButtonProps) {
+  const base = "inline-flex items-center justify-center font-medium rounded-lg transition-colors focus:outline-none focus:ring-2 focus:ring-offset-2 disabled:opacity-50 disabled:cursor-not-allowed";
+  const variants = {
+    primary: "bg-blue-600 text-white hover:bg-blue-700 focus:ring-blue-500",
+    secondary: "bg-gray-100 text-gray-700 hover:bg-gray-200 focus:ring-gray-400",
+    danger: "bg-red-600 text-white hover:bg-red-700 focus:ring-red-500",
+    ghost: "text-gray-600 hover:bg-gray-100 focus:ring-gray-400",
+  };
+  const sizes = {
+    sm: "px-3 py-1.5 text-sm",
+    md: "px-4 py-2 text-sm",
+    lg: "px-6 py-3 text-base",
+  };
+
+  return (
+    <button className={`${base} ${variants[variant]} ${sizes[size]} ${className}`} disabled={disabled || loading} {...props}>
+      {loading && <svg className="animate-spin -ml-1 mr-2 h-4 w-4" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24"><circle className="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" strokeWidth="4" /><path className="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4z" /></svg>}
+      {children}
+    </button>
+  );
+}

.benchmark/course/fullstack/apps/web/components/ui/Card.tsx

@@ -0,0 +1,18 @@
+import type { ReactNode } from "react";
+
+interface CardProps {
+  children: ReactNode;
+  className?: string;
+  onClick?: () => void;
+}
+
+export function Card({ children, className = "", onClick }: CardProps) {
+  return (
+    <div
+      className={`bg-white rounded-xl shadow-sm border border-gray-100 p-4 ${onClick ? "cursor-pointer hover:shadow-md transition-shadow" : ""} ${className}`}
+      onClick={onClick}
+    >
+      {children}
+    </div>
+  );
+}

.benchmark/course/fullstack/apps/web/components/ui/EmptyState.tsx

@@ -0,0 +1,19 @@
+import type { ReactNode } from "react";
+
+interface EmptyStateProps {
+  icon?: string;
+  title: string;
+  description?: string;
+  action?: ReactNode;
+}
+
+export function EmptyState({ icon = "📭", title, description, action }: EmptyStateProps) {
+  return (
+    <div className="flex flex-col items-center justify-center py-16 text-center">
+      <span className="text-5xl mb-4">{icon}</span>
+      <h3 className="text-lg font-medium text-gray-700 mb-1">{title}</h3>
+      {description && <p className="text-sm text-gray-500 mb-4">{description}</p>}
+      {action}
+    </div>
+  );
+}

.benchmark/course/fullstack/apps/web/components/ui/Input.tsx

@@ -0,0 +1,22 @@
+"use client";
+
+import { type InputHTMLAttributes } from "react";
+
+interface InputProps extends InputHTMLAttributes<HTMLInputElement> {
+  label?: string;
+  error?: string;
+}
+
+export function Input({ label, error, className = "", id, ...props }: InputProps) {
+  return (
+    <div className="w-full">
+      {label && <label htmlFor={id} className="block text-sm font-medium text-gray-700 mb-1">{label}</label>}
+      <input
+        id={id}
+        className={`w-full px-3 py-2 border rounded-lg text-sm focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-transparent ${error ? "border-red-300" : "border-gray-300"} ${className}`}
+        {...props}
+      />
+      {error && <p className="mt-1 text-xs text-red-500">{error}</p>}
+    </div>
+  );
+}

.benchmark/course/fullstack/apps/web/components/ui/Modal.tsx

@@ -0,0 +1,33 @@
+"use client";
+
+import { useEffect, type ReactNode } from "react";
+
+interface ModalProps {
+  open: boolean;
+  onClose: () => void;
+  title: string;
+  children: ReactNode;
+}
+
+export function Modal({ open, onClose, title, children }: ModalProps) {
+  useEffect(() => {
+    if (open) document.body.style.overflow = "hidden";
+    else document.body.style.overflow = "";
+    return () => { document.body.style.overflow = ""; };
+  }, [open]);
+
+  if (!open) return null;
+
+  return (
+    <div className="fixed inset-0 z-50 flex items-center justify-center">
+      <div className="absolute inset-0 bg-black/40" onClick={onClose} />
+      <div className="relative bg-white rounded-2xl shadow-xl max-w-lg w-full mx-4 p-6">
+        <div className="flex items-center justify-between mb-4">
+          <h2 className="text-lg font-semibold">{title}</h2>
+          <button onClick={onClose} className="text-gray-400 hover:text-gray-600 text-xl leading-none">&times;</button>
+        </div>
+        {children}
+      </div>
+    </div>
+  );
+}

.benchmark/course/fullstack/apps/web/hooks/useCourses.ts

@@ -0,0 +1,35 @@
+"use client";
+
+import { useState, useEffect, useCallback } from "react";
+
+// Generic data type for courses
+type Cour = Record<string, unknown>;
+
+/**
+ * Fetch and manage courses data.
+ */
+export function useCourses() {
+  const [data, setData] = useState<Cour[]>([]);
+  const [loading, setLoading] = useState(true);
+  const [error, setError] = useState<string | null>(null);
+
+  const fetchData = useCallback(async () => {
+    try {
+      setLoading(true);
+      setError(null);
+      const res = await fetch(`/api/courses`);
+      const json = await res.json();
+      setData(Array.isArray(json) ? json : json?.data || []);
+    } catch (e) {
+      setError(e instanceof Error ? e.message : "Failed to load data");
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  useEffect(() => {
+    fetchData();
+  }, [fetchData]);
+
+  return { data, loading, error, refetch: fetchData };
+}

.benchmark/course/fullstack/apps/web/hooks/useDebounce.ts

@@ -0,0 +1,14 @@
+"use client";
+
+import { useState, useEffect } from "react";
+
+export function useDebounce<T>(value: T, delay: number = 300): T {
+  const [debounced, setDebounced] = useState(value);
+
+  useEffect(() => {
+    const timer = setTimeout(() => setDebounced(value), delay);
+    return () => clearTimeout(timer);
+  }, [value, delay]);
+
+  return debounced;
+}

.benchmark/course/fullstack/apps/web/hooks/useExercises.ts

@@ -0,0 +1,35 @@
+"use client";
+
+import { useState, useEffect, useCallback } from "react";
+
+// Generic data type for exercises
+type Exerci = Record<string, unknown>;
+
+/**
+ * Fetch and manage exercises data.
+ */
+export function useExercises() {
+  const [data, setData] = useState<Exerci[]>([]);
+  const [loading, setLoading] = useState(true);
+  const [error, setError] = useState<string | null>(null);
+
+  const fetchData = useCallback(async () => {
+    try {
+      setLoading(true);
+      setError(null);
+      const res = await fetch(`/api/exercises`);
+      const json = await res.json();
+      setData(Array.isArray(json) ? json : json?.data || []);
+    } catch (e) {
+      setError(e instanceof Error ? e.message : "Failed to load data");
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  useEffect(() => {
+    fetchData();
+  }, [fetchData]);
+
+  return { data, loading, error, refetch: fetchData };
+}

.benchmark/course/fullstack/apps/web/hooks/useForm.ts

@@ -0,0 +1,33 @@
+"use client";
+
+import { useState, useCallback } from "react";
+
+interface UseFormOptions<T> {
+  initialValues: T;
+  onSubmit: (values: T) => Promise<void>;
+}
+
+export function useForm<T extends Record<string, unknown>>({ initialValues, onSubmit }: UseFormOptions<T>) {
+  const [values, setValues] = useState<T>(initialValues);
+  const [submitting, setSubmitting] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+
+  const setField = useCallback(<K extends keyof T>(field: K, value: T[K]) => {
+    setValues(prev => ({ ...prev, [field]: value }));
+  }, []);
+
+  const handleSubmit = useCallback(async (e: React.FormEvent) => {
+    e.preventDefault();
+    try {
+      setSubmitting(true);
+      setError(null);
+      await onSubmit(values);
+    } catch (err) {
+      setError(err instanceof Error ? err.message : "Submit failed");
+    } finally {
+      setSubmitting(false);
+    }
+  }, [values, onSubmit]);
+
+  return { values, setField, submitting, error, handleSubmit };
+}

.benchmark/course/fullstack/apps/web/hooks/useLessons.ts

@@ -0,0 +1,35 @@
+"use client";
+
+import { useState, useEffect, useCallback } from "react";
+
+// Generic data type for lessons
+type Lesson = Record<string, unknown>;
+
+/**
+ * Fetch and manage lessons data.
+ */
+export function useLessons() {
+  const [data, setData] = useState<Lesson[]>([]);
+  const [loading, setLoading] = useState(true);
+  const [error, setError] = useState<string | null>(null);
+
+  const fetchData = useCallback(async () => {
+    try {
+      setLoading(true);
+      setError(null);
+      const res = await fetch(`/api/lessons`);
+      const json = await res.json();
+      setData(Array.isArray(json) ? json : json?.data || []);
+    } catch (e) {
+      setError(e instanceof Error ? e.message : "Failed to load data");
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  useEffect(() => {
+    fetchData();
+  }, [fetchData]);
+
+  return { data, loading, error, refetch: fetchData };
+}

.benchmark/course/fullstack/apps/web/hooks/useProgress.ts

@@ -0,0 +1,35 @@
+"use client";
+
+import { useState, useEffect, useCallback } from "react";
+
+// Generic data type for progress
+type Progres = Record<string, unknown>;
+
+/**
+ * Fetch and manage progress data.
+ */
+export function useProgress() {
+  const [data, setData] = useState<Progres[]>([]);
+  const [loading, setLoading] = useState(true);
+  const [error, setError] = useState<string | null>(null);
+
+  const fetchData = useCallback(async () => {
+    try {
+      setLoading(true);
+      setError(null);
+      const res = await fetch(`/api/progress`);
+      const json = await res.json();
+      setData(Array.isArray(json) ? json : json?.data || []);
+    } catch (e) {
+      setError(e instanceof Error ? e.message : "Failed to load data");
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  useEffect(() => {
+    fetchData();
+  }, [fetchData]);
+
+  return { data, loading, error, refetch: fetchData };
+}

.benchmark/course/fullstack/apps/web/next.config.ts

@@ -0,0 +1,7 @@
+import type { NextConfig } from "next";
+
+const nextConfig: NextConfig = {
+  /* config options here */
+};
+
+export default nextConfig;

.benchmark/course/fullstack/apps/web/package.json

@@ -0,0 +1,27 @@
+{
+  "name": "eduplatform-web",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "dev": "next dev",
+    "build": "next build",
+    "start": "next start",
+    "lint": "next lint",
+    "type-check": "tsc --noEmit"
+  },
+  "dependencies": {
+    "next": "^15.0.0",
+    "react": "^19.0.0",
+    "react-dom": "^19.0.0",
+    "@shared/types": "*",
+    "@shared/config": "*"
+  },
+  "devDependencies": {
+    "@types/node": "^22.0.0",
+    "@types/react": "^19.0.0",
+    "typescript": "^5.6.0",
+    "tailwindcss": "^3.4.0",
+    "postcss": "^8.4.0",
+    "autoprefixer": "^10.4.0"
+  }
+}

.benchmark/course/fullstack/apps/web/postcss.config.js

@@ -0,0 +1,6 @@
+module.exports = {
+  plugins: {
+    tailwindcss: {},
+    autoprefixer: {},
+  },
+};

.benchmark/course/fullstack/apps/web/services/api.ts

@@ -0,0 +1,49 @@
+// Auto-generated API client for EduPlatform
+
+import { API_BASE_URL, API_PREFIX } from "@shared/config";
+
+const API_BASE = `${API_BASE_URL}${API_PREFIX}`;
+
+interface RequestOptions extends RequestInit {
+  params?: Record<string, string | number>;
+}
+
+async function request<T>(endpoint: string, options: RequestOptions = {}): Promise<T> {
+  const { params, ...init } = options;
+  let url = `${API_BASE}${endpoint}`;
+
+  if (params) {
+    const searchParams = new URLSearchParams();
+    Object.entries(params).forEach(([k, v]) => searchParams.set(k, String(v)));
+    url += `?${searchParams.toString()}`;
+  }
+
+  const res = await fetch(url, {
+    ...init,
+    headers: {
+      "Content-Type": "application/json",
+      ...init.headers,
+    },
+  });
+
+  if (!res.ok) {
+    const err = await res.json().catch(() => ({ message: res.statusText }));
+    throw new Error(err.message || `API Error: ${res.status}`);
+  }
+
+  return res.json();
+}
+
+export const api = {
+  get: <T>(url: string, params?: Record<string, string | number>) =>
+    request<T>(url, { method: "GET", params }),
+
+  post: <T>(url: string, data?: unknown) =>
+    request<T>(url, { method: "POST", body: JSON.stringify(data) }),
+
+  put: <T>(url: string, data?: unknown) =>
+    request<T>(url, { method: "PUT", body: JSON.stringify(data) }),
+
+  delete: <T>(url: string) =>
+    request<T>(url, { method: "DELETE" }),
+};

.benchmark/course/fullstack/apps/web/services/courses.ts

@@ -0,0 +1,10 @@
+// Auto-generated courses service
+import { api } from "./api";
+
+export function get() {
+  return api.get("/api/courses");
+}
+
+export function post(data: Record<string, unknown>) {
+  return api.post("/api/courses", data);
+}

.benchmark/course/fullstack/apps/web/services/exercises.ts

@@ -0,0 +1,10 @@
+// Auto-generated exercises service
+import { api } from "./api";
+
+export function get() {
+  return api.get("/api/exercises");
+}
+
+export function postsubmit(data: Record<string, unknown>) {
+  return api.post("/api/exercises", data);
+}

.benchmark/course/fullstack/apps/web/services/lessons.ts

@@ -0,0 +1,6 @@
+// Auto-generated lessons service
+import { api } from "./api";
+
+export function get_id(id: string) {
+  return api.get(`/api/lessons/${id}`);
+}

.benchmark/course/fullstack/apps/web/services/progress.ts

@@ -0,0 +1,6 @@
+// Auto-generated progress service
+import { api } from "./api";
+
+export function get() {
+  return api.get("/api/progress");
+}

.benchmark/course/fullstack/apps/web/tailwind.config.ts

@@ -0,0 +1,10 @@
+import type { Config } from "tailwindcss";
+
+const config: Config = {
+  content: ["./app/**/*.{js,ts,jsx,tsx,mdx}", "./components/**/*.{js,ts,jsx,tsx,mdx}", "./hooks/**/*.{js,ts,jsx,tsx,mdx}", "./services/**/*.{js,ts,jsx,tsx,mdx}"],
+  theme: {
+    extend: {},
+  },
+  plugins: [],
+};
+export default config;

.benchmark/course/fullstack/apps/web/tsconfig.json

@@ -0,0 +1,40 @@
+{
+  "compilerOptions": {
+    "target": "ES2017",
+    "lib": [
+      "dom",
+      "dom.iterable",
+      "esnext"
+    ],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "strict": true,
+    "noEmit": true,
+    "esModuleInterop": true,
+    "module": "esnext",
+    "moduleResolution": "bundler",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "jsx": "preserve",
+    "incremental": true,
+    "plugins": [
+      {
+        "name": "next"
+      }
+    ],
+    "paths": {
+      "@/*": [
+        "./*"
+      ]
+    }
+  },
+  "include": [
+    "next-env.d.ts",
+    "**/*.ts",
+    "**/*.tsx",
+    ".next/types/**/*.ts"
+  ],
+  "exclude": [
+    "node_modules"
+  ]
+}

.benchmark/course/fullstack/apps/web/types/index.ts

@@ -0,0 +1,79 @@
+// Auto-generated types for EduPlatform
+
+// ─── Base ───────────────────────────────────────────
+
+
+// ─── Base ───────────────────────────────────────────
+export interface User {
+  id: string;
+  phone: string;
+  nickname: string;
+  avatarUrl: string;
+  createdAt: string;
+  updatedAt: string;
+}
+export interface Courses {
+  id: string;
+  userId?: string;
+  title: string;
+  description?: string;
+  instructor?: string;
+  price?: number;
+  coverUrl?: string;
+  category?: string;
+  createdAt?: string;
+  updatedAt?: string;
+}
+
+export interface Chapters {
+  id: string;
+  userId?: string;
+  courseId?: string;
+  title: string;
+  sortOrder?: number;
+  durationMin?: number;
+  createdAt?: string;
+  updatedAt?: string;
+}
+
+export interface Students {
+  id: string;
+  userId?: string;
+  name: string;
+  email?: string;
+  enrolledAt?: string;
+  progress?: number;
+  createdAt?: string;
+  updatedAt?: string;
+}
+
+export interface Assignments {
+  id: string;
+  userId?: string;
+  courseId?: string;
+  title: string;
+  description?: string;
+  dueDate?: string;
+  maxScore?: number;
+  createdAt?: string;
+  updatedAt?: string;
+}
+
+
+// ─── API Responses ──────────────────────────────────
+export interface ApiResponse<T> {
+  data: T;
+  message: string;
+}
+
+export interface PaginatedResponse<T> extends ApiResponse<T[]> {
+  total: number;
+  page: number;
+  pageSize: number;
+}
+
+export interface ApiError {
+  code: string;
+  message: string;
+  details?: Record<string, string[]>;
+}