feat: Gestion des secteurs et migration v3.0.4+304

- Ajout système complet de gestion des secteurs avec contours géographiques
- Import des contours départementaux depuis GeoJSON
- API REST pour la gestion des secteurs (/api/sectors)
- Service de géolocalisation pour déterminer les secteurs
- Migration base de données avec tables x_departements_contours et sectors_adresses
- Interface Flutter pour visualisation et gestion des secteurs
- Ajout thème sombre dans l'application
- Corrections diverses et optimisations

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

app/lib/core/theme/app_theme.dart

@@ -7,19 +7,20 @@ class AppTheme {
   static const Color accentColor = Color(0xFF00E09D); // Vert
   static const Color errorColor = Color(0xFFE41B13); // Rouge
   static const Color warningColor = Color(0xFFF7A278); // Orange
-  static const Color backgroundLightColor = Color(0xFFF4F5F6); // Gris très clair
+  static const Color backgroundLightColor =
+      Color(0xFFF4F5F6); // Gris très clair
   static const Color backgroundDarkColor = Color(0xFF111827);
   static const Color textLightColor = Color(0xFF000000); // Noir
   static const Color textDarkColor = Color(0xFFF9FAFB);
-  
+
   // Couleurs de texte supplémentaires
   static const Color textSecondaryColor = Color(0xFF7F8C8D);
   static const Color textLightSecondaryColor = Color(0xFFBDC3C7);
-  
+
   // Couleurs des boutons
   static const Color buttonSuccessColor = Color(0xFF2ECC71);
   static const Color buttonDangerColor = Color(0xFFE74C3C);
-  
+
   // Couleurs des charts
   static const List<Color> chartColors = [
     primaryColor,
@@ -30,7 +31,7 @@ class AppTheme {
     Color(0xFF9B59B6),
     Color(0xFF1ABC9C),
   ];
-  
+
   // Ombres
   static List<BoxShadow> cardShadow = [
     BoxShadow(
@@ -40,7 +41,7 @@ class AppTheme {
       offset: const Offset(0, 3),
     ),
   ];
-  
+
   static List<BoxShadow> buttonShadow = [
     BoxShadow(
       color: Colors.black.withOpacity(0.1),
@@ -49,14 +50,14 @@ class AppTheme {
       offset: const Offset(0, 2),
     ),
   ];
-  
+
   // Rayons des bordures
   static const double borderRadiusSmall = 4.0;
   static const double borderRadiusMedium = 8.0;
   static const double borderRadiusLarge = 12.0;
   static const double borderRadiusXL = 16.0;
   static const double borderRadiusRounded = 50.0;
-  
+
   // Espacement
   static const double spacingXS = 4.0;
   static const double spacingS = 8.0;
@@ -71,15 +72,13 @@ class AppTheme {
       useMaterial3: true,
       brightness: Brightness.light,
       fontFamily: 'Figtree',
-      colorScheme: ColorScheme.light(
+      colorScheme: const ColorScheme.light(
         primary: primaryColor,
         secondary: secondaryColor,
         tertiary: accentColor,
-        background: backgroundLightColor,
         surface: Colors.white,
         onPrimary: Colors.white,
         onSecondary: Colors.white,
-        onBackground: textLightColor,
         onSurface: textLightColor,
         error: errorColor,
       ),
@@ -94,7 +93,8 @@ class AppTheme {
         style: ElevatedButton.styleFrom(
           backgroundColor: primaryColor,
           foregroundColor: Colors.white,
-          padding: const EdgeInsets.symmetric(horizontal: spacingL, vertical: spacingM),
+          padding: const EdgeInsets.symmetric(
+              horizontal: spacingL, vertical: spacingM),
           elevation: 2,
           shape: RoundedRectangleBorder(
             borderRadius: BorderRadius.circular(borderRadiusRounded),
@@ -110,7 +110,8 @@ class AppTheme {
         style: OutlinedButton.styleFrom(
           foregroundColor: primaryColor,
           side: const BorderSide(color: primaryColor),
-          padding: const EdgeInsets.symmetric(horizontal: spacingL, vertical: spacingM),
+          padding: const EdgeInsets.symmetric(
+              horizontal: spacingL, vertical: spacingM),
           shape: RoundedRectangleBorder(
             borderRadius: BorderRadius.circular(borderRadiusMedium),
           ),
@@ -119,7 +120,8 @@ class AppTheme {
       textButtonTheme: TextButtonThemeData(
         style: TextButton.styleFrom(
           foregroundColor: primaryColor,
-          padding: const EdgeInsets.symmetric(horizontal: spacingM, vertical: spacingS),
+          padding: const EdgeInsets.symmetric(
+              horizontal: spacingM, vertical: spacingS),
         ),
       ),
       inputDecorationTheme: InputDecorationTheme(
@@ -143,7 +145,8 @@ class AppTheme {
           borderRadius: BorderRadius.circular(borderRadiusMedium),
           borderSide: const BorderSide(color: primaryColor, width: 2),
         ),
-        contentPadding: const EdgeInsets.symmetric(horizontal: spacingM, vertical: spacingM),
+        contentPadding: const EdgeInsets.symmetric(
+            horizontal: spacingM, vertical: spacingM),
       ),
       cardTheme: CardThemeData(
         elevation: 2,
@@ -166,15 +169,13 @@ class AppTheme {
       useMaterial3: true,
       brightness: Brightness.dark,
       fontFamily: 'Figtree',
-      colorScheme: ColorScheme.dark(
+      colorScheme: const ColorScheme.dark(
         primary: primaryColor,
         secondary: secondaryColor,
         tertiary: accentColor,
-        background: backgroundDarkColor,
-        surface: const Color(0xFF1F2937),
+        surface: Color(0xFF1F2937),
         onPrimary: Colors.white,
         onSecondary: Colors.white,
-        onBackground: textDarkColor,
         onSurface: textDarkColor,
         error: errorColor,
       ),
@@ -189,7 +190,8 @@ class AppTheme {
         style: ElevatedButton.styleFrom(
           backgroundColor: primaryColor,
           foregroundColor: Colors.white,
-          padding: const EdgeInsets.symmetric(horizontal: spacingL, vertical: spacingM),
+          padding: const EdgeInsets.symmetric(
+              horizontal: spacingL, vertical: spacingM),
           elevation: 2,
           shape: RoundedRectangleBorder(
             borderRadius: BorderRadius.circular(borderRadiusRounded),
@@ -205,7 +207,8 @@ class AppTheme {
         style: OutlinedButton.styleFrom(
           foregroundColor: primaryColor,
           side: const BorderSide(color: primaryColor),
-          padding: const EdgeInsets.symmetric(horizontal: spacingL, vertical: spacingM),
+          padding: const EdgeInsets.symmetric(
+              horizontal: spacingL, vertical: spacingM),
           shape: RoundedRectangleBorder(
             borderRadius: BorderRadius.circular(borderRadiusMedium),
           ),
@@ -214,7 +217,8 @@ class AppTheme {
       textButtonTheme: TextButtonThemeData(
         style: TextButton.styleFrom(
           foregroundColor: primaryColor,
-          padding: const EdgeInsets.symmetric(horizontal: spacingM, vertical: spacingS),
+          padding: const EdgeInsets.symmetric(
+              horizontal: spacingM, vertical: spacingS),
         ),
       ),
       inputDecorationTheme: InputDecorationTheme(
@@ -238,7 +242,8 @@ class AppTheme {
           borderRadius: BorderRadius.circular(borderRadiusMedium),
           borderSide: const BorderSide(color: primaryColor, width: 2),
         ),
-        contentPadding: const EdgeInsets.symmetric(horizontal: spacingM, vertical: spacingM),
+        contentPadding: const EdgeInsets.symmetric(
+            horizontal: spacingM, vertical: spacingM),
       ),
       cardTheme: CardThemeData(
         elevation: 4,
@@ -269,10 +274,13 @@ class AppTheme {
       titleSmall: TextStyle(fontFamily: 'Figtree', color: textColor),
       bodyLarge: TextStyle(fontFamily: 'Figtree', color: textColor),
       bodyMedium: TextStyle(fontFamily: 'Figtree', color: textColor),
-      bodySmall: TextStyle(fontFamily: 'Figtree', color: textColor.withOpacity(0.7)),
+      bodySmall:
+          TextStyle(fontFamily: 'Figtree', color: textColor.withOpacity(0.7)),
       labelLarge: TextStyle(fontFamily: 'Figtree', color: textColor),
-      labelMedium: TextStyle(fontFamily: 'Figtree', color: textColor.withOpacity(0.7)),
-      labelSmall: TextStyle(fontFamily: 'Figtree', color: textColor.withOpacity(0.7)),
+      labelMedium:
+          TextStyle(fontFamily: 'Figtree', color: textColor.withOpacity(0.7)),
+      labelSmall:
+          TextStyle(fontFamily: 'Figtree', color: textColor.withOpacity(0.7)),
     );
   }
-}
+}