chore: consolidate local integration changes

backend/internal/bootstrap/bootstrap.go

@@ -63,6 +63,7 @@ func migrateSchemas(db *gorm.DB) error {
 		&domain.SharedLink{},
 		&domain.DeveloperRequest{},
 		&domain.RPUserMetadata{},
+		&domain.SystemSetting{},
 	// &domain.RelyingParty{}, // Removed: SSOT is Hydra + Keto
 	)
 }