Auto-memory files are now synced to the cloud via /api/memories endpoint.
On startup, a full scan uploads new/changed files. A file watcher handles
incremental changes with 10s debounce. A process lock ensures only one
watcher per project. Disabled via DISABLE_MEMORY_CLOUD_SYNC=1.
Co-Authored-By: CoStrict-DeepSeek-V4-Pro <deepseek-ai@claude-code-best.win>
