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/viem/actions/public/getCode.ts

@@ -0,0 +1,73 @@
+import type { Address } from 'abitype'
+
+import type { Client } from '../../clients/createClient.js'
+import type { Transport } from '../../clients/transports/createTransport.js'
+import type { ErrorType } from '../../errors/utils.js'
+import type { BlockTag } from '../../types/block.js'
+import type { Chain } from '../../types/chain.js'
+import type { Hex } from '../../types/misc.js'
+import type { RequestErrorType } from '../../utils/buildRequest.js'
+import {
+  type NumberToHexErrorType,
+  numberToHex,
+} from '../../utils/encoding/toHex.js'
+
+export type GetCodeParameters = {
+  address: Address
+} & (
+  | {
+      blockNumber?: undefined
+      blockTag?: BlockTag | undefined
+    }
+  | {
+      blockNumber?: bigint | undefined
+      blockTag?: undefined
+    }
+)
+
+export type GetCodeReturnType = Hex | undefined
+
+export type GetCodeErrorType =
+  | NumberToHexErrorType
+  | RequestErrorType
+  | ErrorType
+
+/**
+ * Retrieves the bytecode at an address.
+ *
+ * - Docs: https://viem.sh/docs/contract/getCode
+ * - JSON-RPC Methods: [`eth_getCode`](https://ethereum.org/en/developers/docs/apis/json-rpc/#eth_getcode)
+ *
+ * @param client - Client to use
+ * @param parameters - {@link GetCodeParameters}
+ * @returns The contract's bytecode. {@link GetCodeReturnType}
+ *
+ * @example
+ * import { createPublicClient, http } from 'viem'
+ * import { mainnet } from 'viem/chains'
+ * import { getCode } from 'viem/contract'
+ *
+ * const client = createPublicClient({
+ *   chain: mainnet,
+ *   transport: http(),
+ * })
+ * const code = await getCode(client, {
+ *   address: '0xFBA3912Ca04dd458c843e2EE08967fC04f3579c2',
+ * })
+ */
+export async function getCode<chain extends Chain | undefined>(
+  client: Client<Transport, chain>,
+  { address, blockNumber, blockTag = 'latest' }: GetCodeParameters,
+): Promise<GetCodeReturnType> {
+  const blockNumberHex =
+    blockNumber !== undefined ? numberToHex(blockNumber) : undefined
+  const hex = await client.request(
+    {
+      method: 'eth_getCode',
+      params: [address, blockNumberHex || blockTag],
+    },
+    { dedupe: Boolean(blockNumberHex) },
+  )
+  if (hex === '0x') return undefined
+  return hex
+}