chore(ci): avoid reinstall pipx and pin poetry version aligned with in api dockerfile (#10426)

.github/workflows/style.yml

@@ -22,34 +22,28 @@ jobs:
         id: changed-files
         uses: tj-actions/changed-files@v45
         with:
-          files: api/**
+          files: |
+            api/**
+            .github/workflows/style.yml
 
-      - name: Install Poetry
+      - name: Setup Poetry and Python
         if: steps.changed-files.outputs.any_changed == 'true'
-        uses: abatilo/actions-poetry@v3
+        uses: ./.github/actions/setup-poetry
 
-      - name: Set up Python
-        uses: actions/setup-python@v5
-        if: steps.changed-files.outputs.any_changed == 'true'
-        with:
-          python-version: '3.10'
-
-      - name: Python dependencies
+      - name: Install dependencies
         if: steps.changed-files.outputs.any_changed == 'true'
         run: poetry install -C api --only lint
 
       - name: Ruff check
         if: steps.changed-files.outputs.any_changed == 'true'
-        run: poetry run -C api ruff check ./api
+        run: |
+          poetry run -C api ruff check ./api
+          poetry run -C api ruff format --check ./api
 
       - name: Dotenv check
         if: steps.changed-files.outputs.any_changed == 'true'
         run: poetry run -C api dotenv-linter ./api/.env.example ./web/.env.example
 
-      - name: Ruff formatter check
-        if: steps.changed-files.outputs.any_changed == 'true'
-        run: poetry run -C api ruff format --check ./api
-
       - name: Lint hints
         if: failure()
         run: echo "Please run 'dev/reformat' to fix the fixable linting errors."