[WIP] Cache podman layers in GitHub workflows (#12)

.github/workflows/build.yml

@@ -9,6 +9,13 @@ jobs:
     name: Build and test latest code changes
     runs-on: ubuntu-latest
     steps:
+      - name: Setup cache
+        uses: actions/cache@v2
+        with:
+          key: querido-diario-cache
+          path: |
+            ~/.local/share/containers
+
       - name: Checkout source code
         uses: actions/checkout@master
 

.github/workflows/release_tag.yml

@@ -13,6 +13,13 @@ jobs:
     name: Release tag
     runs-on: ubuntu-latest
     steps:
+      - name: Setup cache
+        uses: actions/cache@v2
+        with:
+          key: querido-diario-cache
+          path: |
+            ~/.local/share/containers
+
       - name: Checkout source code
         uses: actions/checkout@master
 

.github/workflows/test_pull_request.yml

@@ -10,6 +10,13 @@ jobs:
     name: Build, test and show code coverage
     runs-on: ubuntu-latest
     steps:
+      - name: Setup cache
+        uses: actions/cache@v2
+        with:
+          key: querido-diario-cache
+          path: |
+            ~/.local/share/containers
+
       - name: Checkout source code
         uses: actions/checkout@master
 

Dockerfile

@@ -6,11 +6,12 @@ COPY requirements.txt requirements.txt
 RUN pip install --no-cache-dir -r requirements.txt && rm requirements.txt
 
 RUN mkdir /mnt/code
-COPY . /mnt/code
 WORKDIR /mnt/code
 ENV PYTHONPATH=/mnt/code
 
 ADD https://querido-diario.nyc3.cdn.digitaloceanspaces.com/censo/censo.csv censo.csv
 RUN chmod 644 censo.csv
 
+COPY . /mnt/code
+
 USER gazette