fix(TRUEREF-0021): reduce event loop blocking, add busy_timeout, and add TRUEREF-0022 PRD

src/lib/server/db/client.ts

@@ -13,6 +13,7 @@ export function getClient(): Database.Database {
 		_client = new Database(env.DATABASE_URL);
 		_client.pragma('journal_mode = WAL');
 		_client.pragma('foreign_keys = ON');
+		_client.pragma('busy_timeout = 5000');
 	}
 	return _client;
 }