Added a build pipeline for tagging and publishing the image

Author: tuukkaviitanen

.github/workflows/build.yaml

@@ -0,0 +1,72 @@
+name: Build
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  tag_release:
+    if: ${{ github.event_name == 'push' }}
+    runs-on: ubuntu-20.04
+    permissions:
+      contents: write
+    outputs:
+      version: ${{steps.tagging.outputs.new_tag}}
+    steps:
+      - uses: actions/[email protected]
+      - name: Bump version and push tag
+        id: tagging
+        uses: anothrNick/[email protected]
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          DEFAULT_BUMP: patch
+
+  publish_docker_image:
+    needs: [tag_release]
+    runs-on: ubuntu-20.04
+    permissions:
+      contents: read
+      packages: write
+      # This is used to complete the identity challenge
+      # with sigstore/fulcio when running outside of PRs.
+      id-token: write
+
+    env:
+      REGISTRY: ghcr.io
+      # github.repository as <account>/<repo>
+      IMAGE_NAME: ${{ github.repository }}
+
+    steps:
+      - name: Checkout repository
+        uses: actions/[email protected]
+
+      # Set up QEMU for cross-platform builds
+      - name: Set up QEMU
+        uses: docker/[email protected]
+
+      # Set up BuildKit Docker container builder to be able to build
+      # multi-platform images and export cache
+      - name: Set up Docker Buildx
+        uses: docker/[email protected]
+
+      - name: Log into registry ${{ env.REGISTRY }}
+        uses: docker/[email protected]
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push Docker image with Buildx
+        id: build-and-push
+        uses: docker/[email protected]
+        with:
+          context: .
+          tags: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ needs.tag_release.outputs.version }}
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
+          push: true
+          platforms: linux/amd64,linux/arm64