Improve docker building (#14)

- Add support for arm64 - Build Docker images with buildx - Replace CR_PAT with GITHUB_TOKEN - Trigger build on push or pull request events

Author: lens0021

.github/workflows/build.yaml

@@ -0,0 +1,38 @@
+on: [push, pull_request]
+
+env:
+ IMAGE_NAME: restbase
+
+jobs:
+ docker_image_job:
+ runs-on: ubuntu-latest
+ steps:
+ # don't need to use the actions/checkout when using setup-buildx-action
+
+ - name: Set up QEMU
+ uses: docker/setup-qemu-action@v1
+
+ - name: Set up Docker Buildx
+ uses: docker/setup-buildx-action@v1
+
+ - name: Login to GitHub Container Registry
+ if: github.repository_owner == 'femiwiki'
+ uses: docker/login-action@v1
+ with:
+ registry: ghcr.io
+ username: ${{ github.repository_owner }}
+ password: ${{ secrets.GITHUB_TOKEN }}
+
+ - id: version
+ run: echo "::set-output name=version::$(date +%Y-%m-%dT%H-%M)-$(echo ${{ github.sha }} | cut -c1-8)"
+
+ - name: Build and push
+ id: docker_build
+ uses: docker/build-push-action@v2
+ with:
+ cache-from: ghcr.io/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}:latest
+ platforms: linux/amd64,linux/arm64
+ push: ${{ github.repository_owner == 'femiwiki' && github.ref == 'refs/heads/main' }}
+ tags: |
+ ghcr.io/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}:${{ steps.version.outputs.version }}
+ ghcr.io/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}:latest

.github/workflows/main.yaml

@@ -1,4 +1,4 @@
-FROM node:10-alpine
+FROM --platform=$TARGETPLATFORM node:10-alpine
 
 ARG NODE_ENV=production
 # Environment variables used by RESTBase