From b296a65515310373082f55e9dfae09840a16c1fe Mon Sep 17 00:00:00 2001
From: Trevin Chow <trevin@trevinchow.com>
Date: Sun, 17 May 2026 00:44:30 -0700
Subject: [PATCH] fix(last-run): guard python3 absence + hoist datetime + use
 context manager

---
 hooks/scripts/check-config.sh           | 7 ++++---
 skills/last30days/scripts/last30days.py | 2 +-
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/hooks/scripts/check-config.sh b/hooks/scripts/check-config.sh
index a9c7f69..4189027 100755
--- a/hooks/scripts/check-config.sh
+++ b/hooks/scripts/check-config.sh
@@ -74,15 +74,16 @@ else
   LAST_RUN_FILE="$HOME/.config/last30days/last-run.json"
 fi
 LAST_RUN_LINE=""
-if [[ -n "$LAST_RUN_FILE" && -f "$LAST_RUN_FILE" ]]; then
-  LAST_RUN_LINE=$(LAST_RUN_FILE="$LAST_RUN_FILE" python3 - <<'PY' 2>/dev/null
+if [[ -n "$LAST_RUN_FILE" && -f "$LAST_RUN_FILE" ]] && command -v python3 &>/dev/null; then
+  LAST_RUN_LINE=$(LAST_RUN_FILE="$LAST_RUN_FILE" python3 - <<'PY' 2>/dev/null || true
 import datetime
 import json
 import os
 
 path = os.environ["LAST_RUN_FILE"]
 try:
-    d = json.load(open(path))
+    with open(path) as fh:
+        d = json.load(fh)
     topic = (d.get("topic") or "?")[:60]
     ts = d.get("timestamp", "")
     dt = datetime.datetime.fromisoformat(ts.replace("Z", "+00:00"))
diff --git a/skills/last30days/scripts/last30days.py b/skills/last30days/scripts/last30days.py
index d2df7fa..0a870cc 100644
--- a/skills/last30days/scripts/last30days.py
+++ b/skills/last30days/scripts/last30days.py
@@ -6,6 +6,7 @@ from __future__ import annotations
 
 import argparse
 import atexit
+import datetime
 import json
 import os
 import re
@@ -533,7 +534,6 @@ def _show_runtime_ui(
 
 def _write_last_run(topic: str, report: "schema.Report") -> None:
     try:
-        import datetime
         if env.CONFIG_DIR is None:
             return
         target = env.CONFIG_DIR