add flutter pub get to github action

Author: ericwindmill

llm.md renamed to .gemini/llm-role.md

@@ -35,7 +35,7 @@ jobs:
       - uses: subosito/flutter-action@e938fdf56512cc96ef2f93601a5a40bde3801046
         with:
           channel: beta
-      - run: cd tool && pub get && dart ./tool/ci_script.dart && cd ../
+      - run: cd tool && flutter pub get && dart ./tool/ci_script.dart && cd ../
 
   # android-build:
   #   runs-on: ubuntu-latest

release.md renamed to .gemini/release.md

@@ -84,5 +84,4 @@ yarn.lock
 !/packages/flutter_tools/test/data/dart_dependencies_test/**/.packages
 
 .claude/
-.gemini/
 logs/