Use Debian Slim image to reduce image pull time (#7)

* Use Debian Slim image to reduce image pull time

Signed-off-by: Dan Webb <dan.webb@damacus.io>

* Buildx for amd64 and arm arches

Signed-off-by: Dan Webb <dan.webb@damacus.io>

.github/workflows/build-container.yaml

@@ -12,11 +12,25 @@ jobs:
       - name: Code checkout
         uses: actions/checkout@v2
 
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Setup buildx
+        uses: docker/setup-buildx-action@v1
+        with:
+          install: true
+
       - name: Build and push
         uses: docker/build-push-action@v2
         with:
           context: .
-          platforms: linux/amd64
-          push: false
-          tags: |
-            ghcr.io/${{ github.repository }}:edge
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ghcr.io/${{ github.repository }}:edge

.github/workflows/publish.yaml

@@ -25,11 +25,19 @@ jobs:
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Setup buildx
+        uses: docker/setup-buildx-action@v1
+        with:
+          install: true
+
       - name: Build and push
         uses: docker/build-push-action@v2
         with:
           context: .
-          platforms: linux/amd64
+          platforms: linux/amd64,linux/arm64
           push: true
           tags: |
             ghcr.io/${{ github.repository }}:${{ steps.get_tag.outputs.VERSION }}

Dockerfile

@@ -1,4 +1,4 @@
-FROM python
+FROM python:slim
 
 RUN pip install yamllint
 ENV MATCHERS_DIR="._actionshub_problem-matchers"

action.yml

@@ -4,7 +4,7 @@ author: 'Jason Field'
 description: 'Run yamllint on your yaml files with ease'
 runs:
   using: 'docker'
-  image: docker://ghcr.io/actionshub/yamllint:1.0.1
+  image: docker://ghcr.io/actionshub/yamllint:1.0.2
 branding:
   icon: 'edit-3'
   color: 'red'