feat(l10n): add source creation strings

Author: fulleni

lib/l10n/app_localizations.dart

@@ -1273,6 +1273,18 @@ abstract class AppLocalizations {
   /// In en, this message translates to:
   /// **'Loading data...'**
   String get loadingData;
+
+  /// Title for the Create Source page
+  ///
+  /// In en, this message translates to:
+  /// **'Create Source'**
+  String get createSource;
+
+  /// Message displayed when a source is created successfully
+  ///
+  /// In en, this message translates to:
+  /// **'Source created successfully.'**
+  String get sourceCreatedSuccessfully;
 }
 
 class _AppLocalizationsDelegate

lib/l10n/app_localizations_ar.dart

@@ -665,4 +665,10 @@ class AppLocalizationsAr extends AppLocalizations {
 
   @override
   String get loadingData => 'جاري تحميل البيانات...';
+
+  @override
+  String get createSource => 'إنشاء مصدر';
+
+  @override
+  String get sourceCreatedSuccessfully => 'تم إنشاء المصدر بنجاح.';
 }

lib/l10n/app_localizations_en.dart

@@ -663,4 +663,10 @@ class AppLocalizationsEn extends AppLocalizations {
 
   @override
   String get loadingData => 'Loading data...';
+
+  @override
+  String get createSource => 'Create Source';
+
+  @override
+  String get sourceCreatedSuccessfully => 'Source created successfully.';
 }

lib/l10n/arb/app_ar.arb

@@ -807,5 +807,13 @@
   "loadingData": "جاري تحميل البيانات...",
   "@loadingData": {
     "description": "رسالة عامة تُعرض أثناء تحميل البيانات لنموذج"
+  },
+  "createSource": "إنشاء مصدر",
+  "@createSource": {
+    "description": "عنوان صفحة إنشاء مصدر"
+  },
+  "sourceCreatedSuccessfully": "تم إنشاء المصدر بنجاح.",
+  "@sourceCreatedSuccessfully": {
+    "description": "رسالة تُعرض عند إنشاء المصدر بنجاح"
   }
 }

lib/l10n/arb/app_en.arb

@@ -807,5 +807,13 @@
   "loadingData": "Loading data...",
   "@loadingData": {
     "description": "Generic message displayed while loading data for a form"
+  },
+  "createSource": "Create Source",
+  "@createSource": {
+    "description": "Title for the Create Source page"
+  },
+  "sourceCreatedSuccessfully": "Source created successfully.",
+  "@sourceCreatedSuccessfully": {
+    "description": "Message displayed when a source is created successfully"
   }
 }