feat: Implement audience-only secret badge for Twenty Sprouts game

feat: update agent personas and scheduling in YAML configurations; enhance event handling and memory deduplication in core logic

feat: add Hugging Face inference backend next to Modal

feat: implement streaming agent responses and enhance conversation flow with repeat guards

test: align loop-safety reason assertion with the governor's structured reason

feat: loop-safe Fishbowl autoplay + LIVE/OFFLINE topbar