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/ox/core/AccountProof.ts

@@ -0,0 +1,35 @@
+import type { Address, Hex } from '../index.js'
+
+/** An Account Proof as defined in the [Execution API specification](https://github.com/ethereum/execution-apis/blob/main/src/schemas/state.yaml). */
+export type AccountProof<bigintType = bigint, numberType = number> = {
+  /** The address of the account. */
+  address: Address.Address
+  /** The balance of the account. */
+  balance: bigintType
+  /** The code hash of the account. */
+  codeHash: Hex.Hex
+  /** The nonce of the account. */
+  nonce: numberType
+  /** The storage hash of the account. */
+  storageHash: Hex.Hex
+  /** The account proofs. */
+  accountProof: readonly Hex.Hex[]
+  /** The storage proofs. */
+  storageProof: readonly StorageProof<bigintType>[]
+}
+
+/** An RPC Account Proof as defined in the [Execution API specification](https://github.com/ethereum/execution-apis/blob/main/src/schemas/state.yaml). */
+export type Rpc = AccountProof<Hex.Hex, Hex.Hex>
+
+/** A Storage Proof as defined in the [Execution API specification](https://github.com/ethereum/execution-apis/blob/main/src/schemas/state.yaml). */
+export type StorageProof<bigintType = bigint> = {
+  /** The key of the storage. */
+  key: Hex.Hex
+  /** The proofs of the storage. */
+  proof: readonly Hex.Hex[]
+  /** The value of the storage. */
+  value: bigintType
+}
+
+/** An RPC Storage Proof as defined in the [Execution API specification](https://github.com/ethereum/execution-apis/blob/main/src/schemas/state.yaml). */
+export type StorageProofRpc = StorageProof<Hex.Hex>