feat: real emergence — anti-imitation system prompt + LLM tournament selection (structural-invention judge replaces heuristic top-1)

feat: AETHER metacognitive critique loop (draft -> 5-element critique -> conditional revise)

fix: Seedance content-policy survival \u2014 anonymized image prompts + auto-fallback chain + per-anchor retry UI

feat: Seedance 2.0 single-call full-spot video (replaces Grok per-beat + ffmpeg stitch)

fix: stitch trims each clip to its beat duration so 15s/30s ads are exactly that length

feat: all-beats media chain + per-beat regen + ffmpeg stitch + download proxy

feat: bright/positive overhaul — 22 uplifting tensions + 12 persona presets + bright wow anchors/genre/synesthesia

feat: fal.ai Grok Imagine image+video — auto-chain 3 top beats + manual buttons

feat: Claude Sonnet 4.6 as primary backend (prompt-cached system)

feat: 6-axis creative constraints + emergent references \u2014 block the safe-mean trap

refactor: Ohaeng as internal metacognitive dialogue (not story content) + Korean-only + truncation fix

fix: immediate visual feedback on Generate click (sync before await)

feat: AETHER \uc624\ud589(\u4e94\u884c) \uad6c\uc870 \uc801\uc6a9 \u2014 scene_summary + \uc0c1\uc0dd/\uc0c1\uadf9 guaranteed WOW

feat: freeform tension input + 16 archetypes + cache-bust + defensive JS

feat: freeform product/service prompt (textarea + 10 preset chips)

feat: wow_anchors + diversity + custom product modal + stronger reasoning strip

ui: collapsible raw-model-output section

feat: switch to FastAPI + Docker SDK with visual UI (index.html + Chart.js)