Include default chain id in primary names resolution API

<img width="2880" height="1576" alt="Image" src="https://github.com/user-attachments/assets/a4658bde-72fa-4441-942b-1aae564b2191" />

Shouldn't this also include a value for the default chain id (0)?

Reference: https://primary.ens.domains/gregskril.eth

<img width="2040" height="1214" alt="Image" src="https://github.com/user-attachments/assets/7e8748d0-b593-40e5-884a-40587299a5fe" />