Fix issues with the credits module by improving client-side debugging and database schema

Add client-side debugging scripts for JavaScript errors and unhandled promise rejections to aid in troubleshooting the credits module. Correct the production database schema for the 'avoirs' table by making 'invoice_reference' and 'amount' columns nullable, and include a test insertion to verify the fix.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 9fcf4b21-eb0c-4e53-a567-e2ce4a6ad869
Replit-Commit-Checkpoint-Type: intermediate_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/1957c339-2757-4d1f-8e92-e9f71a1ce58e/9fcf4b21-eb0c-4e53-a567-e2ce4a6ad869/mpVybiP

sql/fix_table_production.sql

@@ -0,0 +1,44 @@
+-- 🔧 CORRECTION TABLE PRODUCTION
+-- Script pour corriger la table avoirs en production
+
+-- 1. Vérifier la structure actuelle
+SELECT 'STRUCTURE_ACTUELLE' as check_type, 
+       column_name, 
+       data_type, 
+       is_nullable,
+       column_default
+FROM information_schema.columns 
+WHERE table_name = 'avoirs' 
+ORDER BY ordinal_position;
+
+-- 2. Corriger les colonnes pour les rendre optionnelles
+ALTER TABLE avoirs ALTER COLUMN invoice_reference DROP NOT NULL;
+ALTER TABLE avoirs ALTER COLUMN amount DROP NOT NULL;
+
+-- 3. Vérifier après correction
+SELECT 'STRUCTURE_CORRIGÉE' as check_type,
+       column_name, 
+       data_type, 
+       is_nullable,
+       column_default
+FROM information_schema.columns 
+WHERE table_name = 'avoirs' 
+ORDER BY ordinal_position;
+
+-- 4. Test d'insertion avec champs optionnels
+INSERT INTO avoirs (
+    supplier_id, 
+    group_id, 
+    comment, 
+    commercial_processed, 
+    created_by
+) VALUES (
+    (SELECT id FROM suppliers LIMIT 1),
+    (SELECT id FROM groups LIMIT 1),
+    'Test champs optionnels',
+    false,
+    (SELECT id FROM users LIMIT 1)::varchar
+) RETURNING id, invoice_reference, amount;
+
+-- 5. Nettoyer le test
+DELETE FROM avoirs WHERE comment = 'Test champs optionnels';