Implement house points system: Add houseJoinPoints, houseLeavePoints, and houseCreatePoints to SitePreferences model and update related services. Enhance house management features to award and deduct points for house creation, membership removal, and leaving a house. Update environment configuration for PostgreSQL and adjust UI components to reflect new functionalities.

components/houses/HouseForm.tsx

@@ -38,6 +38,10 @@ export default function HouseForm({
         : await createHouse({ name, description: description || null });
 
       if (result.success) {
+        // Rafraîchir le score dans le header si on crée une maison (pas si on met à jour)
+        if (!house) {
+          window.dispatchEvent(new Event("refreshUserScore"));
+        }
         onSuccess?.();
       } else {
         setError(result.error || "Une erreur est survenue");