Merge squash develop into master (incl. #14 première config setup/complete)

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/lib/screens/administrateurs/admin_dashboardScreen.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:p_tits_pas/services/configuration_service.dart';
 import 'package:p_tits_pas/widgets/admin/assistante_maternelle_management_widget.dart';
 import 'package:p_tits_pas/widgets/admin/gestionnaire_management_widget.dart';
 import 'package:p_tits_pas/widgets/admin/parent_managmant_widget.dart';
@@ -14,12 +15,32 @@ class AdminDashboardScreen extends StatefulWidget {
 }
 
 class _AdminDashboardScreenState extends State<AdminDashboardScreen> {
-  /// 0 = Gestion des utilisateurs, 1 = Paramètres
+  bool? _setupCompleted;
   int mainTabIndex = 0;
-
-  /// Sous-onglet quand mainTabIndex == 0 : 0=Gestionnaires, 1=Parents, 2=AM, 3=Administrateurs
   int subIndex = 0;
 
+  @override
+  void initState() {
+    super.initState();
+    _loadSetupStatus();
+  }
+
+  Future<void> _loadSetupStatus() async {
+    try {
+      final completed = await ConfigurationService.getSetupStatus();
+      if (!mounted) return;
+      setState(() {
+        _setupCompleted = completed;
+        if (!completed) mainTabIndex = 1;
+      });
+    } catch (e) {
+      if (mounted) setState(() {
+        _setupCompleted = false;
+        mainTabIndex = 1;
+      });
+    }
+  }
+
   void onMainTabChange(int index) {
     setState(() {
       mainTabIndex = index;
@@ -34,6 +55,11 @@ class _AdminDashboardScreenState extends State<AdminDashboardScreen> {
 
   @override
   Widget build(BuildContext context) {
+    if (_setupCompleted == null) {
+      return const Scaffold(
+        body: Center(child: CircularProgressIndicator()),
+      );
+    }
     return Scaffold(
       appBar: PreferredSize(
         preferredSize: const Size.fromHeight(60.0),
@@ -46,6 +72,7 @@ class _AdminDashboardScreenState extends State<AdminDashboardScreen> {
           child: DashboardAppBarAdmin(
             selectedIndex: mainTabIndex,
             onTabChange: onMainTabChange,
+            setupCompleted: _setupCompleted!,
           ),
         ),
       ),
@@ -67,7 +94,7 @@ class _AdminDashboardScreenState extends State<AdminDashboardScreen> {
 
   Widget _getBody() {
     if (mainTabIndex == 1) {
-      return const ParametresPanel();
+      return ParametresPanel(redirectToLoginAfterSave: !_setupCompleted!);
     }
     switch (subIndex) {
       case 0: