Highlights:
- HiggsField native (Key ID + Secret) unlocks Veo 3.1, Kling 3.0, Seedance,
  Minimax Hailuo, Wan, Grok Imagine, and other premium models in one place.
- ElevenLabs voice cloning in the Brand Kit. Multilingual TTS narrates AI videos.
- Campaign Wizard: one sentence + one photo = a 7-day, multi-platform pending
  campaign. Single-screen form, full-screen scroll-snap result feed with
  virality badges per post.
- Post enrichment pipeline (caption -> image -> voice -> video) with one-click
  Enhance button on every pending post.
- /api/status, settings widget, and `python -m dashboard.health` CLI surfacing
  which backends are connected (no secrets exposed).
- `python -m dashboard.setup --non-interactive` for first-run onboarding.
- 6 new MCP tools (socialblast_*) so Claude can drive the full pipeline.
- Brand rename: Social Auto Engine -> SocialBlast AI in user-facing surfaces.
- 263 tests, all green. Approval queue spine unchanged, nothing publishes
  without a human pressing Approve.