flutter-review

Reviews Flutter code built on the FlutterSDK stack (magic framework + Wind UI) with a subagent as an independent second pair of eyes, then fixes what it finds. Resolves scope from the active work (uncommitted changes, else the branch diff), spawns fluttersdk:flutter-reviewer or fluttersdk:flutter-reviewer-deep, verifies every returned finding against the code before showing it, and applies approved fixes with a…