- Add tonic/prost for gRPC client generation
- Add proto definitions from metadata-agregator service
- Add MetadataClient and MetadataService for gRPC communication
- Add REST controller exposing metadata endpoints (search, get, sync)
- Update config with metadata.endpoint setting
- Update flake.nix with protobuf for proto compilation
- Add config module for yaml config (database, indexers, torrent)
- Add indexer module with Torznab protocol support
- Add IndexerService and TorrentService for business logic
- Add REST controllers for indexer search and torrent management
- Add Docker Compose for PostgreSQL and Jackett
- Add ERD documentation for database schema