Find relevant Reddit, HN, and ProductHunt threads and draft value-first community responses with launch checklist. Use when user says "find communities", "draft outreach", "Reddit promotion", "ProductHunt launch", or "community marketing". Do NOT use for social media posts (use /content-gen) or video scripts (use /video-promo).

查找相关的Reddit、Hacker News和ProductHunt帖子，撰写以价值为导向的社区回复并附上发布检查清单。当用户输入“查找社区”、“起草推广”、“Reddit推广”、“ProductHunt发布”或“社区营销”时使用。不得用于社交媒体帖子（请使用/content-gen）或视频脚本（请使用/video-promo）。