backend swagger/redoc 추가

backend/internal/bootstrap/bootstrap.go

@@ -34,6 +34,7 @@ func migrateSchemas(db *gorm.DB) error {
 	// Add all domain models here
 	return db.AutoMigrate(
 		&domain.User{},
+		&domain.Tenant{},
 		// &domain.RelyingParty{}, // TODO: Uncomment when model is ready
 		// &domain.UserConsent{},  // TODO: Uncomment when model is ready
 	)