feature-branch-pr

Make a change in TT-Studio the team way: branch off dev with a <username>/<feature> branch, keep the diff minimal and in-scope, verify the running app via its health endpoints before pushing, leave every other branch untouched, and open a PR against dev with a human, professional title and description. Use whenever the user asks to start a feature/fix/branch, make a change and open a pull request, or "do this…