Add Git Metadata to Traces and Prepare SyncPublic

AI Summary

The user aimed to add git-related information (remote URL, branch, and reference) to trace records across the CLI, API, and backend layers. The feature was fully implemented, tested, and deployed successfully, with all tests passing and the local development server running properly. The user then requested to open a pull request including explanations about database schema decisions and later planned to add a new command for syncing traces from the API to the local system.