refactored data providers with centralized cache resolution, unified UI using custom dialogs and bottom sheets, and enhanced network error handling for Dio and TLS errors

lib/view/pages/settings/widgets/privacy_info.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 
 import '../../../../widget/centered_leading.dart';
 import '../../../../widget/confirm_dialog.dart';
+import '../../../../widget/details_bottom_sheet.dart';
 
 class PrivacyInfo {
   String providerText;
@@ -11,22 +12,29 @@ class PrivacyInfo {
   PrivacyInfo({required this.providerText, required this.imprintUrl, required this.privacyUrl});
 
   void showPopup(BuildContext context) {
-    showDialog(context: context, builder: (context) => SimpleDialog(
-        title: Text('Betreiberinformation | $providerText'),
-        children: [
-          ListTile(
-            leading: const CenteredLeading(Icon(Icons.person_pin_outlined)),
-            title: const Text('Impressum'),
-            subtitle: Text(imprintUrl),
-            onTap: () => ConfirmDialog.openBrowser(context, imprintUrl),
-          ),
-          ListTile(
-            leading: const CenteredLeading(Icon(Icons.privacy_tip_outlined)),
-            title: const Text('Datenschutzerklärung'),
-            subtitle: Text(privacyUrl),
-            onTap: () => ConfirmDialog.openBrowser(context, privacyUrl),
-          ),
-        ],
-      ));
+    showDetailsBottomSheet(
+      context,
+      header: Padding(
+        padding: const EdgeInsets.fromLTRB(16, 4, 16, 12),
+        child: Text(
+          'Betreiberinformation | $providerText',
+          style: Theme.of(context).textTheme.titleLarge,
+        ),
+      ),
+      children: (sheetCtx) => [
+        ListTile(
+          leading: const CenteredLeading(Icon(Icons.person_pin_outlined)),
+          title: const Text('Impressum'),
+          subtitle: Text(imprintUrl),
+          onTap: () => ConfirmDialog.openBrowser(sheetCtx, imprintUrl),
+        ),
+        ListTile(
+          leading: const CenteredLeading(Icon(Icons.privacy_tip_outlined)),
+          title: const Text('Datenschutzerklärung'),
+          subtitle: Text(privacyUrl),
+          onTap: () => ConfirmDialog.openBrowser(sheetCtx, privacyUrl),
+        ),
+      ],
+    );
   }
 }