Polish Start the dev server, open the feature in a browser, and iterate. You use the feature, say what feels off, and fixes happen. Phase 0: Get on the right branch 1. If a PR number or branch name was provided, check it out (probe for existing worktrees first). 2. If blank, use the current branch. 3. Verify the current branch is not main/master. Phase 1: Start the dev server 1.1 Check for Run . If it finds a configuration, use it — the user already told us how to start the project. 1.2 Auto-detect (when no launch.json) Run to identify the framework. Route by type to the matching recipe refer…