CW-974: Add support for automatic node switching. (#2361)

* feat: Add support for automatic node switching.

This change:
- Adds isTrustedNodeForSwitching property to Node class.
- Adds UI Checkbox to mark a node as trusted for automatic switching in Node create or edit form.
- Implements checkNodeHealth method in wallet classes to verify node connectivity.
- Adds NodeSwitchingService for managing automatic node switching based on health checks.
- Adds setting option for user to enable/disable automated node switching

* fix(automatic-node-switch): Set node health check interval to 5 minutes in NodeSwitchingService

* refactor: Update handler method

* feat: Automatic Node Switching Improvements

This change:
- Moves enable automatic node switch to the Manage Nodes Page
- Adds check to verify node health before attempting to sync in EVM, Sol and Tron Wallets.
- Modifies trusted ndoes list for monero
- Adds trigger for Node Health Check when app resumes from background

* fix: Increase default request timeout for Tron and update health check interval for node switch

* feat: Enhance Node health check functionality.

This change adds additional checks for token balance in EVM, Solana and Tron Wallets in checkNodeHealth.

* fix: Update health check interval to 30 seconds in NodeSwitchingService

* Update bitcoin_electrum_server_list.yml

* fix: Electru wallet not connecting to new node after switching

* fix: Automated Node Switch not working on Decred Wallet

* fix: Add more nodes for AutoSwitching

This change:
- Enables more nodes across wallet types for auto switching
- Modifies CTA for checkbox
- Renames flags to fit

* fix: Add migration function for setting up default nodes for autoswitching

* fix: Review and testing fixes

* chore: Adjust balance and history fetch timer

lib/main.dart

@@ -6,6 +6,7 @@ import 'package:cake_wallet/app_scroll_behavior.dart';
 import 'package:cake_wallet/buy/order.dart';
 import 'package:cake_wallet/core/auth_service.dart';
 import 'package:cake_wallet/core/background_sync.dart';
+import 'package:cake_wallet/core/node_switching_service.dart';
 import 'package:cake_wallet/di.dart';
 import 'package:cake_wallet/entities/contact.dart';
 import 'package:cake_wallet/entities/default_settings_migration.dart';
@@ -249,7 +250,7 @@ Future<void> initializeAppConfigs({bool loadWallet = true}) async {
     payjoinSessionSource: payjoinSessionSource,
     anonpayInvoiceInfo: anonpayInvoiceInfo,
     havenSeedStore: havenSeedStore,
-    initialMigrationVersion: 49,
+    initialMigrationVersion: 50,
   );
 }
 
@@ -327,6 +328,7 @@ class AppState extends State<App> with SingleTickerProviderStateMixin {
         final authService = getIt.get<AuthService>();
         final linkViewModel = getIt.get<LinkViewModel>();
         final tradeMonitor = getIt.get<TradeMonitor>();
+        final nodeSwitchingService = getIt.get<NodeSwitchingService>();
         final settingsStore = appStore.settingsStore;
         final statusBarColor = Colors.transparent;
         final authenticationStore = getIt.get<AuthenticationStore>();
@@ -351,6 +353,7 @@ class AppState extends State<App> with SingleTickerProviderStateMixin {
           authService: authService,
           linkViewModel: linkViewModel,
           tradeMonitor: tradeMonitor,
+          nodeSwitchingService: nodeSwitchingService,
           child: ThemeProvider(
             themeStore: appStore.themeStore,
             materialAppBuilder: (context, theme, darkTheme, themeMode) => MaterialApp(