wip docker build

.github/workflows/build_docker.yml

@@ -0,0 +1,98 @@
+name: Build Docker image
+on:
+  push:
+    branches: ["main", "release-12_v1"]
+    tags: ["v*"]
+
+concurrency: docker
+
+jobs:
+  base_image:
+    name: Build Docker image
+    runs-on: ubuntu-latest
+    steps:
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ghcr.io/educelab/ci-docker
+          flavor: |
+            latest=false
+          tags: |
+            type=ref,prefix="base.",event=pr
+            type=semver,prefix="base.",pattern={{version}}
+            type=semver,prefix="base.",pattern={{major}}.{{minor}}
+            type=raw,prefix="base.",value=edge,enable={{is_default_branch}}
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to GitHub Container Registry
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build base image
+        uses: docker/build-push-action@v3
+        with:
+          file: ./Dockerfile.base
+          push: ${{ github.event_name != 'pull_request' }}
+          platforms: linux/amd64,linux/arm64
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-to: type=gha,mode=max
+          cache-from: type=gha
+
+  vcdeps_images:
+    name: Build Docker image
+    runs-on: ubuntu-latest
+    needs: base_image
+    strategy:
+      fail-fast: false
+      matrix:
+        type: ["static", "dynamic"]
+    steps:
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ghcr.io/educelab/ci-docker
+          flavor: |
+            latest=false
+          tags: |
+            type=ref,prefix="{{ matrix.type }}.",event=pr
+            type=semver,prefix="{{ matrix.type }}.",pattern={{version}}
+            type=semver,prefix="{{ matrix.type }}.",pattern={{major}}.{{minor}}
+            type=raw,value=edge,enable={{is_default_branch}}
+            type=raw,value=latest,enable={{ matrix.type == 'static' }}
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to GitHub Container Registry
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build base image
+        uses: docker/build-push-action@v3
+        with:
+          file: ./Dockerfile.{{ matrix.type }}
+          push: ${{ github.event_name != 'pull_request' }}
+          platforms: linux/amd64,linux/arm64
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-to: type=gha,mode=max
+          cache-from: type=gha