Use caching

.github/workflows/lint.yml

@@ -21,11 +21,16 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
         architecture: x64
-    - name: Set up Poetry
-      uses: abatilo/[email protected]
-    - name: Install dependencies
-      run: |
-        poetry install --no-root --only dev
+    - uses: Gr1N/setup-poetry@v9
+    - name: Cache poetry
+      id: cache-poetry
+      uses: actions/[email protected]
+      with:
+        path: ~/.cache/pypoetry/virtualenvs
+        key: ${{ runner.os }}-poetry-${{ hashFiles('poetry.lock') }}
+    - name: Maybe install dependencies
+      if: steps.cache-venv.outputs.cache-hit != 'true'
+      run: poetry install --no-root --only dev
     - name: Ruff
       run: poetry run ruff . --no-fix --config pyproject.toml
       continue-on-error: true