[bug] Environment Variable input broken on PromptFiddle

[seawatts]

Describe the bug

When attempting to input or change environment variables in the Environment Variables dialog on https://promptfiddle.com, the fields are unresponsive and changes are not saved or reflected in the UI.

To Reproduce

• Steps to reproduce the behavior:
• Go to https://promptfiddle.com
• Click on the Environment Variables button (top right)
• Try to input a value for any of the API keys (e.g., ANTHROPIC_API_KEY, GOOGLE_API_KEY, OPENAI_API_KEY)
• Attempt to add a new environment variable or edit an existing one
• Observe that the input fields are unresponsive or changes are not saved

Expected behavior
Users should be able to input, edit, and save environment variable values. The changes should be reflected in the UI and used by the application.

Screenshots

Console Output

Error occurred while getting playground port: 
Unhanded Promise Rejection: Error: VSCode RPC request timed out after 5000ms: SET_PROXY_SETTINGS

Discord thread
https://discord.com/channels/1119368998161752075/1253172325205934181/1370426141399191662

[linear]

BAML-398 [bug] Environment Variable input broken on PromptFiddle