Use caching in Github Actions Workflow.

.github/actions/setup-python-env/action.yml

@@ -1,14 +1,31 @@
-name: Setup Python env
+name: Setup Python Environment
 description: Install Python & Hatch
 
 runs:
   using: "composite"
+
   steps:
+  - name: Set Linux Release Environment Variable
+    shell: bash
+    run: echo "LINUX_RELEASE=$(lsb_release -rs)" >> $GITHUB_ENV
   - name: Set up Python 3.9
     uses: actions/setup-python@v4
     with:
       python-version: "3.9"
 
+  # Cache the dependencies installed by Hatch so that we don't need to reinstall them on every run.
+  - uses: actions/cache@v3
+    with:
+      path: |
+        ${{ env.pythonLocation }}
+        # Save Hatch environments.
+        ~/.local/share/hatch
+        # Save the package cache for Hatch.
+        ~/.cache/hatch
+        # Save pre-commit environments.
+        ~/.cache/pre-commit
+      key: ${{ env.pythonLocation }}-${{ hashFiles('pyproject.toml') }}-${{ env.LINUX_RELEASE }}
+
   - name: Install Hatch
     shell: bash
     run: pip3 install hatch

.github/workflows/ci-pre-commit.yaml

@@ -15,6 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: ./.github/actions/setup-python-env
+      - name: Setup Python Environment
+        uses: ./.github/actions/setup-python-env
       - name: Run Pre-commit Hooks
         run: hatch run pre-commit:pre-commit run --show-diff-on-failure --color=always --all-files

.github/workflows/ci-pytest.yaml

@@ -15,6 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: ./.github/actions/setup-python-env
+      - name: Setup Python Environment
+        uses: ./.github/actions/setup-python-env
       - name: Run Python Tests
         run: hatch run pytest:pytest tests