added password reset - resend invite link (#10)

Co-authored-by: Copilot <copilot@github.com>
Reviewed-on: #10
Co-authored-by: Mark M2 Macbook <marco@catelli.it>
Co-committed-by: Mark M2 Macbook <marco@catelli.it>

lib/features/master_data/staff/data/staff_repository.dart

@@ -60,6 +60,17 @@ class StaffRepository {
     }
   }
 
+  Future<void> resetPasswordOrResendInviteLink(String email) async {
+    try {
+      await _supabase.auth.resetPasswordForEmail(
+        email,
+        redirectTo: 'https://flux-web-invite.marco-6ba.workers.dev/',
+      );
+    } catch (e) {
+      throw Exception("Errore nell'invio del link: $e");
+    }
+  }
+
   // --- LOGICA DI GIUNZIONE (Staff <-> Store) ---
 
   // Recupera i membri assegnati a uno specifico negozio