- Detect ARM64 architecture and auto-add --platform linux/amd64 to
docker run hints in doctor/check output
- Add ARM64 FAQ section to setup guide with two options:
Rosetta emulation (--platform linux/amd64) or build from source
- Closes#44
- docs/README_en.md: update FAQ, Works Out of the Box, Design Philosophy
- docs/troubleshooting.md: Exa fallback uses mcporter directly
- agent_reach/guides/setup-exa.md: test with mcporter call
- agent_reach/guides/setup-wechat.md: test with Jina Reader