- Feishu/group slash command detection: normalize group mention wrappers before command-authorization probing so mention-prefixed commands are recognized in group routing.\n- Source PR: #36011\n- Contributor: @liuxiaopai-ai\n\nCo-authored-by: Tak Hoffman <[email protected]>\nCo-authored-by: liuxiaopai-ai <[email protected]>