chore: run ruff check and format on all files in CI

.github/workflows/linter.yml

@@ -8,15 +8,8 @@ permissions:
 jobs:
   lint:
     runs-on: ubuntu-latest
-    env:
-      TARGET_BRANCH: ${{ github.event.pull_request.base.ref }}
     steps:
       - uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-
-      - name: Fetch Target Branch
-        run: git fetch origin $TARGET_BRANCH --depth=1
 
       - name: Restore global uv cache
         id: cache-restore
@@ -40,23 +33,11 @@ jobs:
       - name: Install dependencies
         run: uv sync --all-groups --all-extras --no-install-project
 
-      - name: Get Changed Python Files
-        id: changed-files
-        run: |
-          merge_base=$(git merge-base origin/"$TARGET_BRANCH" HEAD)
-          changed_files=$(git diff --name-only --diff-filter=ACMRTUB "$merge_base" | grep '\.py$' || true)
-          echo "files<<EOF" >> $GITHUB_OUTPUT
-          echo "$changed_files" >> $GITHUB_OUTPUT
-          echo "EOF" >> $GITHUB_OUTPUT
+      - name: Ruff check
+        run: uv run ruff check lib/
 
-      - name: Run Ruff on Changed Files
-        if: ${{ steps.changed-files.outputs.files != '' }}
-        run: |
-         echo "${{ steps.changed-files.outputs.files }}" \
-           | tr ' ' '\n' \
-           | grep -v 'src/crewai/cli/templates/' \
-           | grep -v '/tests/' \
-           | xargs -I{} uv run ruff check "{}"
+      - name: Ruff format
+        run: uv run ruff format --check lib/
 
       - name: Save uv caches
         if: steps.cache-restore.outputs.cache-hit != 'true'