Add UserService (GetMe, UpdateMe, admin CRUD with block/unblock),
UserHandler (/users, /users/me), ACLHandler (GET/PUT /acl/:type/:id),
AuditHandler (GET /audit with all filters). Fix UserRepo.Update to
include is_blocked. Wire all remaining routes.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Add pool repo (gap-based position ordering, cursor pagination, add/remove/reorder
files), service, handler, and wire all /pools endpoints including
/pools/:id/files, /pools/:id/files/remove, and /pools/:id/files/reorder.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Add category repo, service, handler, and wire all /categories endpoints
including list, create, get, update, delete, and list-tags.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>