docker build workflow (first try, trust)

.forgejo/workflows/docker-build.yml

@@ -0,0 +1,60 @@
+name: Docker Build
+
+on:
+    push:
+        branches:
+            - "main"
+        tags:
+            - "*"
+    workflow_dispatch:
+
+jobs:
+  publish_api:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Install Docker
+        run: |-
+          install -m 0755 -d /etc/apt/keyrings
+          curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
+          chmod a+r /etc/apt/keyrings/docker.gpg
+          echo \
+            "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/debian \
+            "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" > /etc/apt/sources.list.d/docker.list
+          apt-get -qq update
+          DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -qq -y docker-ce-cli docker-buildx-plugin docker-compose-plugin
+
+      - name: Docker meta
+        id: meta
+        uses: actions/docker-metadata-action@v4
+        with:
+          # list of Docker images to use as base name for tags
+          images: git.amogus.cloud/lea/maddy-admin
+          # generate Docker tags based on branch and short commit SHA
+          tags: |
+            type=ref,event=branch
+            type=sha
+
+      - name: Set up QEMU
+        uses: actions/docker-setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: actions/docker-setup-buildx-action@v2
+
+      - name: Login to registry
+        uses: actions/docker-login-action@v2
+        with:
+          registry: git.amogus.cloud
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push
+        uses: actions/docker-build-push-action@v5
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}