* fix(prompt): platform-hint truth pass — CLI/TUI file-delivery reality (paths/URLs only, MEDIA: prints literally), CLI no-markdown verified live, Slack/Discord markdown+tables truth, shared local-cron constant * feat(gateway): universal voice-bubble delivery — shared transcode_to_ogg_opus; telegram [[audio_as_voice]] any-format; feishu native voice; hints to new truth * chore: delete the webui ghost hint (tombstone comment, audit-verified); sync send_voice signature pin in tts routing test