chore: 更新 marketplace SHA 至 12be7b8

docs: README 微调 — 默认折叠+更新插件独立+去掉全中文标记

Co-Authored-By: Claude Opus 4.6 (1M context) <[email protected]>

v1.1.0 — Phase 4: Full feature parity with @tencent-weixin/openclaw-w…

…eixin

New: SILK transcode, ref_msg, session expired, error notice, CDN retry,
MIME routing, debug mode, human delay, dynamic timeout, plain fallback,
typing cancel, video send, global exception handlers.

Alignment: 23/23 vs official WeChat plugin, 15/17 vs official Telegram.

v1.0.0 — WeChat channel plugin for Claude Code

Full feature parity with @tencent-weixin/openclaw-weixin (10/13 items).
MCP Channel protocol compliant (claude/channel + claude/channel/permission).
Tested: text, image, file, voice, permission relay.