Docker improvements (#760)

Closes #758 and #716

.github/workflows/publish_docker_images.yml

@@ -8,7 +8,7 @@ on:
     branches: [main]
 
 jobs:
-  build:
+  build-amd:
     env:
       DATABASE_URL: 'postgresql://'
     strategy:
@@ -30,6 +30,9 @@ jobs:
             type=semver,pattern={{major}}.{{minor}}
             type=semver,pattern={{major}}
 
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
       - if: github.event_name != 'pull_request'
         name: Log in to Docker Hub
         uses: docker/login-action@v2
@@ -38,11 +41,67 @@ jobs:
           password: ${{ secrets.DOCKER_PASSWORD }}
 
       - name: Build image
-        uses: docker/build-push-action@v3
+        id: docker_build
+        uses: docker/build-push-action@v4
         with:
-          context: .
           push: ${{ github.event_name != 'pull_request' }}
+          context: .
           tags: ${{ steps.image-meta.outputs.tags }}
           labels: ${{ steps.image-meta.outputs.labels }}
+          platforms: linux/amd64
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
           build-args: |
             SCOPE=${{ matrix.app }}
+
+      - name: Image digest
+        run: echo ${{ steps.docker_build.outputs.digest }}
+
+  build-arm:
+    env:
+      DATABASE_URL: 'postgresql://'
+    strategy:
+      matrix:
+        app: ['builder', 'viewer']
+    runs-on: buildjet-2vcpu-ubuntu-2204-arm
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v3
+
+      - name: Extract existing image metadata
+        id: image-meta
+        uses: docker/metadata-action@v4
+        with:
+          images: baptistearno/typebot-${{ matrix.app }}
+          tags: |
+            type=ref,event=branch
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - if: github.event_name != 'pull_request'
+        name: Log in to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build image
+        id: docker_build
+        uses: docker/build-push-action@v4
+        with:
+          push: ${{ github.event_name != 'pull_request' }}
+          context: .
+          tags: ${{ steps.image-meta.outputs.tags }}
+          labels: ${{ steps.image-meta.outputs.labels }}
+          platforms: linux/arm64
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+          build-args: |
+            SCOPE=${{ matrix.app }}
+
+      - name: Image digest
+        run: echo ${{ steps.docker_build.outputs.digest }}