- API key generation with SHA-256 hashing and crumbs_ prefix
- User-scoped key validation, listing, and deletion
- Bearer token auth in hooks.server.ts for /api/mcp paths
- Populates event.locals.user from API key for downstream scoping
- 13 unit tests covering CRUD, validation, and user isolation
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
