chore: update upstream package state

feat: automate upstream wechat version detection

fix: add curl retry for WeChat/QQ download to handle transient network failures

feat: support minimal image variant with WeChat only (#92)

feat: extract docker-compose config to .env and update commands to docker compose

docs: add WeChat/QQ version update guide and file manager feature docs (#100)

feat: add PCManFM file manager with right-click menu entry (#86)

feat: open WeChat/QQ as normal windows instead of maximized (#69)

fix: clean up stale dbus pid file on startup (#81)

fix: use start scripts instead of restart in menu to support multi-instance (#102)

docs: add AGENTS.md project knowledge base

feat: auto-refresh menu on app install/uninstall and add third-party app docs

feat: auto-integrate desktop shortcuts into openbox right-click menu

Update QQ download URLs

Clarify env vars and add shm size recommendation