Testing out chaching the linting venv

.github/workflows/linters.yml

@@ -17,6 +17,11 @@ jobs:
           pip install poetry
           poetry config virtualenvs.create false
           poetry install --only linters
+      - name: Cache venv 
+        uses: actions/cache@v4
+        with:
+          path: ./.venv
+          key: ${{ runner.os }}-venv-${{ hashFiles('**/poetry.lock') }}
       - name: Run black
         run: |
           poetry run black --check .
@@ -34,6 +39,11 @@ jobs:
           pip install poetry
           poetry config virtualenvs.create false
           poetry install --only linters
+      - name: Cache venv 
+        uses: actions/cache@v4
+        with:
+          path: ./.venv
+          key: ${{ runner.os }}-venv-${{ hashFiles('**/poetry.lock') }}
       - name: Run ruff
         run: |
           poetry run ruff .