Merge pull request #78 from joel-ling/main

build, push multi-arch images to Docker Hub

.github/workflows/build-image-main.yml

@@ -0,0 +1,35 @@
+---
+name: Build and push Docker image tagged main
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: read # principle of least privilege
+
+jobs:
+  build:
+    name: Build and push Docker image tagged main
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Set up Docker Buildx for multi-platform builds
+        uses: docker/setup-buildx-action@v3
+        with:
+          platforms: ${{ vars.PLATFORMS }}
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          platforms: ${{ vars.PLATFORMS }}
+          push: true
+          sbom: true
+          tags: >-
+            ${{ secrets.DOCKERHUB_ORGANIZATION_NAME }}/${{ vars.IMAGE_NAME }}:main

.github/workflows/build-image-semver.yml

@@ -0,0 +1,40 @@
+---
+name: Build and push semver-tagged Docker image
+
+on:
+  push:
+    tags:
+      - v[0-9]+.[0-9]+.[0-9]+
+
+permissions:
+  contents: read # principle of least privilege
+
+jobs:
+  build:
+    name: Build and push semver-tagged Docker image
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Set up Docker Buildx for multi-platform builds
+        uses: docker/setup-buildx-action@v3
+        with:
+          platforms: ${{ vars.PLATFORMS }}
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Derive image tag(s)
+        uses: docker/metadata-action@v5
+        with:
+          images: >-
+            ${{ secrets.DOCKERHUB_ORGANIZATION_NAME }}/${{ vars.IMAGE_NAME }}
+          tags: type=semver,pattern={{version}}
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          platforms: ${{ vars.PLATFORMS }}
+          push: true
+          sbom: true
+          tags: ${{ env.DOCKER_METADATA_OUTPUT_TAGS }}