e68455f0ed
Multi-replica deployments cannot share a SQLite file, so the database has to move to a server engine before the rest of the HA work is usable. - add Jellyfin.Database.Providers.PostgreSQL with an EF Core Npgsql provider - register the provider and a pooled NpgsqlDataSource when DatabaseType is Jellyfin-PostgreSQL - accept postgresql:// URIs and POSTGRES_CONNECTION_STRING alongside CustomProviderOptions - add container-backed provider, CRUD, concurrency and migration tests