feat: ajout du parcours complet d’inscription parent avec UI harmonisée et gestion centralisée des données

frontend/lib/screens/home/home_screen.dart

@@ -1,50 +1,13 @@
 import 'package:flutter/material.dart';
-import 'package:provider/provider.dart';
-import '../../theme/theme_provider.dart';
-import '../../theme/app_theme.dart';
 
 class HomeScreen extends StatelessWidget {
   const HomeScreen({super.key});
 
-  String _getThemeName(ThemeType type) {
-    switch (type) {
-      case ThemeType.defaultTheme:
-        return "P'titsPas";
-      case ThemeType.pastelTheme:
-        return "Pastel";
-      case ThemeType.darkTheme:
-        return "Sombre";
-    }
-  }
-
   @override
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
         title: const Text('Accueil'),
-        actions: [
-          Consumer<ThemeProvider>(
-            builder: (context, themeProvider, child) {
-              return Padding(
-                padding: const EdgeInsets.symmetric(horizontal: 16.0),
-                child: DropdownButton<ThemeType>(
-                  value: themeProvider.currentTheme,
-                  items: ThemeType.values.map((ThemeType type) {
-                    return DropdownMenuItem<ThemeType>(
-                      value: type,
-                      child: Text(_getThemeName(type)),
-                    );
-                  }).toList(),
-                  onChanged: (ThemeType? newValue) {
-                    if (newValue != null) {
-                      themeProvider.setTheme(newValue);
-                    }
-                  },
-                ),
-              );
-            },
-          ),
-        ],
       ),
       body: const Center(
         child: Text('Bienvenue sur P\'titsPas !'),