FRE-600: Fix code review blockers

- Consolidated duplicate UndoManagers to single instance
- Fixed connection promise to only resolve on 'connected' status
- Fixed WebSocketProvider import (WebsocketProvider)
- Added proper doc.destroy() cleanup
- Renamed isPresenceInitialized property to avoid conflict

Co-Authored-By: Paperclip <noreply@paperclip.ing>

node_modules/@solana/wallet-standard-features/src/index.ts

@@ -0,0 +1,23 @@
+import type { WalletWithFeatures } from '@wallet-standard/base';
+import type { SolanaSignAndSendTransactionFeature } from './signAndSendTransaction.js';
+import type { SolanaSignInFeature } from './signIn.js';
+import type { SolanaSignMessageFeature } from './signMessage.js';
+import type { SolanaSignTransactionFeature } from './signTransaction.js';
+import type { SolanaSignAndSendAllTransactionsFeature } from './signAndSendAllTransactions.js';
+
+/** TODO: docs */
+export type SolanaFeatures =
+    | SolanaSignAndSendTransactionFeature
+    | SolanaSignInFeature
+    | SolanaSignMessageFeature
+    | SolanaSignTransactionFeature
+    | SolanaSignAndSendAllTransactionsFeature;
+
+/** TODO: docs */
+export type WalletWithSolanaFeatures = WalletWithFeatures<SolanaFeatures>;
+
+export * from './signAndSendTransaction.js';
+export * from './signIn.js';
+export * from './signMessage.js';
+export * from './signTransaction.js';
+export * from './signAndSendAllTransactions.js';