dark Theme and 18 other changes done

lib/features/beneficiaries/screens/manage_beneficiaries_screen.dart

@@ -21,21 +21,47 @@ class _ManageBeneficiariesScreen extends State<ManageBeneficiariesScreen> {
   var service = getIt<BeneficiaryService>();
   bool _isLoading = true;
   List<Beneficiary> _beneficiaries = [];
+  List<Beneficiary> _filteredBeneficiaries = [];
+  final TextEditingController _searchController = TextEditingController();
 
   @override
   void initState() {
     super.initState();
     _loadBeneficiaries();
+    _searchController.addListener(() {
+      _filterBeneficiaries(_searchController.text);
+    });
+  }
+
+  @override
+  void dispose() {
+    _searchController.dispose();
+    super.dispose();
   }
 
   Future<void> _loadBeneficiaries() async {
     final data = await service.fetchBeneficiaryList();
     setState(() {
       _beneficiaries = data;
+      _filteredBeneficiaries = data;
       _isLoading = false;
     });
   }
 
+  void _filterBeneficiaries(String query) {
+    setState(() {
+      if (query.isEmpty) {
+        _filteredBeneficiaries = _beneficiaries;
+      } else {
+        _filteredBeneficiaries = _beneficiaries.where((beneficiary) {
+          final lowerQuery = query.toLowerCase();
+          return beneficiary.name.toLowerCase().contains(lowerQuery) ||
+              beneficiary.accountNo.toLowerCase().contains(lowerQuery);
+        }).toList();
+      }
+    });
+  }
+
   Widget _buildShimmerList() {
     return ListView.builder(
       itemCount: 6,
@@ -63,14 +89,14 @@ class _ManageBeneficiariesScreen extends State<ManageBeneficiariesScreen> {
   }
 
   Widget _buildBeneficiaryList() {
-    if (_beneficiaries.isEmpty) {
+    if (_filteredBeneficiaries.isEmpty) {
       return Center(
           child: Text(AppLocalizations.of(context).noBeneficiaryFound));
     }
     return ListView.builder(
-      itemCount: _beneficiaries.length,
+      itemCount: _filteredBeneficiaries.length,
       itemBuilder: (context, index) {
-        final item = _beneficiaries[index];
+        final item = _filteredBeneficiaries[index];
         return ListTile(
           leading: CircleAvatar(
             radius: 24,
@@ -111,7 +137,27 @@ class _ManageBeneficiariesScreen extends State<ManageBeneficiariesScreen> {
       ),
       body: Stack(
         children: [
-          _isLoading ? _buildShimmerList() : _buildBeneficiaryList(),
+          Column(
+            children: [
+              Padding(
+                padding: const EdgeInsets.all(12.0),
+                child: TextField(
+                  controller: _searchController,
+                  decoration: InputDecoration(
+                    hintText: "Search by name or account number",
+                    prefixIcon: const Icon(Icons.search),
+                    border: OutlineInputBorder(
+                      borderRadius: BorderRadius.circular(12),
+                    ),
+                  ),
+                ),
+              ),
+              Expanded(
+                child:
+                    _isLoading ? _buildShimmerList() : _buildBeneficiaryList(),
+              ),
+            ],
+          ),
           IgnorePointer(
             child: Center(
               child: Opacity(