Mac side (lemonPCRM):
- Express server with /api/master/chat SSE endpoint
- MasterSession multi-round orchestration
- AgentManager + ToolRegistry
- ClaudeCliProtocol ACP implementation

Pixel side (wechat_plain/scripts/):
- hermes_wechat_daemon.py: standalone daemon
  - SQLCipher DB decryption with WAL checkpoint fix
  - Direct LLM API calls (Kimi/Anthropic/OpenAI)
  - am broadcast to trigger LSPosed send
  - Auto wake WeChat to foreground before poll/send
- lsposed-wechat-sendmsg: LSPosed module
  - sendTextMessageDirect via WeChat internal API
  - u01.r1.a -> builder -> m1.a() full chain
  - Background thread NetScene submission

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>