Ensure the admin user always has full access to manage the application

Fixes admin role assignment, adds SQL scripts for manual correction, and provides debugging tools for production issues.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 4b008663-bd72-492b-b0b6-fa252367e730
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/0715008c-7244-40f4-befc-26c014852236/4b008663-bd72-492b-b0b6-fa252367e730/nHdBv6m

emergency-admin-fix.sql

@@ -0,0 +1,22 @@
+-- CORRECTION URGENTE ADMIN PRODUCTION
+-- Exécuter sur la base de production
+
+-- 1. Vérifier l'utilisateur problématique (ID 3 d'après les logs)
+SELECT id, username, email, role, store_id FROM users WHERE id = 3;
+
+-- 2. Corriger le rôle de l'utilisateur ID 3
+UPDATE users SET role = 'administrator' WHERE id = 3 AND username = 'admin';
+
+-- 3. Vérifier si correction appliquée
+SELECT id, username, email, role, store_id FROM users WHERE id = 3;
+
+-- 4. Nettoyer les sessions problématiques
+DELETE FROM sessions WHERE data LIKE '%"id":3%' AND data NOT LIKE '%"role":"administrator"%';
+
+-- 5. Vérifier tous les utilisateurs admin
+SELECT id, username, email, role, store_id FROM users WHERE role = 'administrator';
+
+-- 6. Forcer création admin backup si nécessaire
+INSERT INTO users (username, password, email, first_name, last_name, role, store_id, is_active, created_at, updated_at) 
+VALUES ('admin_backup', '$2b$12$LQv3c1yqBwuvHi44M0Bfa.5jW.5J5J5J5J5J5J5J5J5J5J5J5J5J5J', 'admin_backup@regisflow.com', 'Admin', 'Backup', 'administrator', NULL, true, NOW(), NOW())
+ON CONFLICT (username) DO NOTHING;