Checkpoint: Correction du bug d'import Excel - Retrait de la colonne publicCible inexistante dans la table formations. Ajout de logs de débogage et amélioration de la gestion des erreurs d'import.

test-import.ts

@@ -0,0 +1,29 @@
+import { parseExcelFile, validateImportData } from './server/importExcel';
+import { readFileSync } from 'fs';
+
+const buffer = readFileSync('/home/ubuntu/upload/template_import_formations_test.xlsx');
+const { formations, sequences } = parseExcelFile(buffer);
+
+console.log('=== FORMATIONS PARSÉES ===');
+console.log(`Total: ${formations.length}`);
+formations.forEach((f, i) => {
+  console.log(`${i}: nom="${f.nom}", desc="${f.description}", public="${f.publicCible}"`);
+});
+
+console.log('\n=== SÉQUENCES PARSÉES ===');
+console.log(`Total: ${sequences.length}`);
+sequences.forEach((s, i) => {
+  console.log(`${i}: formation="${s.formationNom}", nom="${s.nom}", lieu="${s.lieu}"`);
+});
+
+console.log('\n=== VALIDATION ===');
+const validation = validateImportData(formations, sequences);
+console.log(`Valid: ${validation.valid}`);
+if (validation.errors.length > 0) {
+  console.log('Erreurs:');
+  validation.errors.forEach(e => console.log(`  - ${e}`));
+}
+if (validation.warnings.length > 0) {
+  console.log('Avertissements:');
+  validation.warnings.forEach(w => console.log(`  - ${w}`));
+}