Feature Description
Manually copy auth url, auth, then paste code back.

Use Case
I run opencode on VPS, it could not open a browser

Proposed Implementation
like https://github.com/numman-ali/opencode-openai-codex-auth

Compliance Consideration
Please confirm:

• [ ✅] This feature is for personal development use
• [ ✅] This feature does not violate or circumvent Google's Terms of Service
• [ ✅] This feature is not intended for commercial resale or multi-user access

Alternatives Considered
Maybe using playright mcp to open a browser on VPS.

Additional Context
Add any other context, screenshots, or examples.