📱 WeChat Binding Connect / reconnect / disconnect the user's WeChat account so the agent can push messages via . The tool stays built-in. This SKILL.md is the reference doc. See also - — how to actually send messages once bound - — analogous Telegram flow --- Typical binding flow 1. Generate QR: — saves an image to workspace, returns (id) + . 2. Show the QR to the user. On web channel: include the so the frontend renders the image. On TG/WeChat channel: send the image via with the . 3. Wait for the user to scan + confirm in WeChat. Don't auto-poll — let them say "scanned" / "done" first. 4.…