Tries to add caching of requirements.txt

.github/workflows/run-addon.yml

@@ -1,9 +1,31 @@
-
 name: Run Add-On
 on: repository_dispatch
 
 jobs:
   Run-Add-On:
-    uses: MuckRock/documentcloud-addon-workflows/.github/workflows/run-addon.yml@v1
-    with:
-      timeout: 60
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: 3.x
+
+    - name: Cache packages
+      uses: actions/cache@v2
+      with:
+        path: |
+          ~/.cache/pip
+        key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
+        restore-keys: |
+          ${{ runner.os }}-pip-
+
+    - name: Install dependencies
+      run: pip install -r requirements.txt
+
+    - name: Run Add-On
+      uses: MuckRock/documentcloud-addon-workflows/.github/workflows/run-addon.yml@v1
+      with:
+        timeout: 60