Merge pull request #2 from StefBuwalda/development

Hopefully add caching to docker build action

.github/workflows/docker-ghcr.yml

@@ -14,9 +14,11 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+      # Checkout code
       - name: Checkout code
         uses: actions/checkout@v4.2.2
 
+      # Log in to GHCR
       - name: Log in to GitHub Container Registry
         uses: docker/login-action@v3.5.0
         with:
@@ -24,13 +26,22 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      # Set up Docker Buildx (needed for ARM64 cross-build)
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3.11.1
 
+      # Build and push Docker image with caching
       - name: Build and push ARM64 image
         uses: docker/build-push-action@v6.18.0
         with:
           context: .
           push: true
           platforms: linux/arm64
-          tags: ghcr.io/stefbuwalda/cal_counter:arm64,ghcr.io/stefbuwalda/cal_counter:latest
+          tags: |
+            ghcr.io/stefbuwalda/cal_counter:arm64
+            ghcr.io/stefbuwalda/cal_counter:latest
+          cache-from: type=registry,ref=ghcr.io/stefbuwalda/cal_counter:cache
+          cache-to: type=registry,ref=ghcr.io/stefbuwalda/cal_counter:cache,mode=max
+          build-args: |
+            PIP_NO_CACHE_DIR=1
+

Dockerfile

@@ -2,8 +2,13 @@ FROM python:3.12-slim
 
 # Everything will be done in /app (Not in the main OS Image)
 WORKDIR /app
-COPY . .
+
+COPY requirements.txt .
+
 RUN pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
 RUN chmod +x ./entrypoint.sh
 
 ENV FLASK_APP=app.py