Function findMockAccount

findMockAccount(key: string): MockAccount | undefined
Look up a fixture account by name or pubkey.
Parameters
- key: string
  Account name or 64-hex pubkey.
Returns MockAccount | undefined
The account or undefined.
Example
```
findMockAccount('alice')?.pubkey;
```
- Defined in packages/mocks/src/fixtures/nostr.ts:77