Add Feishu channel adapter with webhook and send path

README.md

@@ -6,7 +6,7 @@ Self-hosted personal AI assistant with Telegram and Terminal interfaces.
 
 - **Multi-Frontend**: Telegram bot + Terminal UI (minimal & fullscreen modes) + Web UI dashboard
 - **Multi-Model**: Anthropic Claude, OpenAI, GitHub Copilot, Gemini, Bedrock, Zhipu AI (GLM), xAI (Grok), Ollama, llama.cpp with intelligent routing
-- **Multi-Channel**: Telegram, Discord, Slack, WhatsApp, Matrix, Signal, Mattermost, Microsoft Teams, Google Chat, LINE, and iMessage (BlueBubbles) with unified adapter interface
+- **Multi-Channel**: Telegram, Discord, Slack, WhatsApp, Matrix, Signal, Mattermost, Microsoft Teams, Google Chat, LINE, Feishu/Lark, and iMessage (BlueBubbles) with unified adapter interface
 - **Web Dashboard**: SPA control panel with health monitoring, chat, session browser, usage stats, and settings editor
 - **Model Switching**: Switch between cloud/local models on demand
 - **Session Persistence**: SQLite-backed conversation history
@@ -206,6 +206,19 @@ line:
 # LINE webhook endpoint should point to:
 # POST https://<your-flynn-host>/line/events
 
+# Optional: Feishu / Lark
+feishu:
+  app_id: "${FEISHU_APP_ID}"
+  app_secret: "${FEISHU_APP_SECRET}"
+  webhook_token: "${FEISHU_WEBHOOK_TOKEN}"
+  allowed_chat_ids: []
+  require_mention: true
+  mention_name: "flynn"
+  endpoint: "https://open.feishu.cn"
+
+# Feishu webhook endpoint should point to:
+# POST https://<your-flynn-host>/feishu/events
+
 models:
   default:
     provider: anthropic