feat: add spec definition api with versioning

internal/setup/repository.go

@@ -104,3 +104,40 @@ func NewTenantRepository(ctx context.Context, conf config.DatabaseConfig) (datas
 
 	return tenantRepository, nil
 }
+
+func NewSpecDefinitionRepository(ctx context.Context, conf config.DatabaseConfig) (datastore.SpecDefinitionRepository, error) {
+	driver := string(conf.Driver)
+	dsn := string(conf.DSN)
+
+	var specDefRepository datastore.SpecDefinitionRepository
+
+	logger.Debug(ctx, "initializing spec definition repository", logger.F("driver", driver), logger.F("dsn", dsn))
+
+	switch driver {
+	case config.DatabaseDriverPostgres:
+		// TODO
+		// pool, err := openPostgresPool(ctx, dsn)
+		// if err != nil {
+		// 	return nil, errors.WithStack(err)
+		// }
+
+		// entryRepository = postgres.NewEntryRepository(pool)
+	case config.DatabaseDriverSQLite:
+		url, err := url.Parse(dsn)
+		if err != nil {
+			return nil, errors.WithStack(err)
+		}
+
+		db, err := sql.Open(driver, url.Host+url.Path)
+		if err != nil {
+			return nil, errors.WithStack(err)
+		}
+
+		specDefRepository = sqlite.NewSpecDefinitionRepository(db, 5)
+
+	default:
+		return nil, errors.Errorf("unsupported database driver '%s'", driver)
+	}
+
+	return specDefRepository, nil
+}