b74e0a0f3e
- make MessageStore.put() return StoredMessage and allow collectReplyChainText() to work with StoredMessage - move muted users + answers loading into Environment (add Answers model + GEMINI_IMAGE_MODEL) - extract message handling into processNewMessage() and add media-group (album) caching/downloading by unique_file_id - for Ollama: check model capabilities before sending images; use replyToMessage helper consistently - add /geminiGenImage command stub for Gemini image generation