- Create missing src/services/libraryService.js (was imported but never created)
- Fix readJSONFile import in tagIndexer.js (unused import)
- Fix found.found?.libId typo in deleteDocument (double .found lookup)
These were blocking the application from starting.
- Express server with CORS, JSON middleware
- Auth middleware (Bearer token)
- Document CRUD with markdown storage
- Library CRUD with nested support
- Tag indexing and search
- Error handler middleware
- Config from env vars
- Init script for data structure
