- Prisma schema: added `changelog Json @default("[]")` to Block model
- Migration: 20260324141120_add_changelog_field
- Seed: 8 blocks with actual versions (v1.0–v1.2) and changelog entries
- API: PATCH /blocks/by-path accepts changelog field
- CORS: accept any localhost port (regex pattern)
- BlockChangelog component: renders version history from API or fallback
- BlockMetaBar: loads changelog from API, passes to BlockChangelog
- Removed "API офлайн" text, replaced with subtle gray dot
- Added defaultChangelog prop for offline fallback
- Block pages: removed hardcoded changelog JSX, use defaultChangelog prop
- Updated SPRINTS.md with completed tasks
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
AR 15 M4
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