Update lint-and-test.yaml

.github/workflows/lint-and-test.yaml

@@ -5,9 +5,6 @@ on:
     branches: [ main ]
   pull_request:
 
-env:
-  python-version: "3.10"
-
 permissions:
   contents: read
 
@@ -24,17 +21,17 @@ jobs:
         uses: actions/checkout@v4
 
       - uses: actions/setup-python@v5
-        name: 'set up Python ${{ inputs.python-version }}'
+        name: 'set up Python ${{ matrix.python-version }}'
         with:
-          python-version: ${{ env.python-version }}
+          python-version: ${{ matrix.python-version }}
 
       - uses: actions/cache@v4
         id: cache-venv
         with:
           path: ./.venv/
-          key: ${{ runner.os }}-venv-${{ hashFiles('**/dev-requirements.txt') }}
+          key: ${{ matrix.python-version }}-venv-${{ hashFiles('**/dev-requirements.txt') }}
           restore-keys: |
-            ${{ runner.os }}-venv-
+            ${{ matrix.python-version }}-venv-
 
       - name: 'create virtualenv and install dependencies'
         if: steps.cache-venv.outputs.cache-hit != 'true'