Build and run in Docker

.github/workflows/docker.yaml

@@ -0,0 +1,42 @@
+name: docker-push
+
+on:
+  push:
+    branches:
+      - 'docker'
+      - 'master'
+    tags:
+      - 'v*'
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Generate Docker metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: la5nta/pat
+          tags: |
+            type=ref,event=branch
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          platforms: linux/amd64,linux/386,linux/arm64/v8,linux/arm/v7,linux/arm/v6
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.gitignore

@@ -1,3 +1,4 @@
 .build/
 pat
 pat*.pkg
+docker-data/

Dockerfile

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+FROM golang:alpine as builder
+RUN apk add --no-cache git
+WORKDIR /src
+ADD go.mod go.sum ./
+RUN go mod download
+ADD . .
+RUN go build -o /src/pat
+
+FROM scratch
+LABEL org.opencontainers.image.source=https://github.com/la5nta/pat
+LABEL org.opencontainers.image.description="Pat - A portable Winlink client for amateur radio email"
+LABEL org.opencontainers.image.licenses=MIT
+COPY --from=builder /src/pat /bin/pat
+USER 65534:65534
+WORKDIR /app
+ENV XDG_CONFIG_HOME=/app
+ENV XDG_DATA_HOME=/app
+ENV XDG_STATE_HOME=/app
+EXPOSE 8080
+ENTRYPOINT ["/bin/pat", "http", "--addr", ":8080"]

docker-compose.yml

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+services:
+  pat:
+    image: la5nta/pat
+    build: .
+    volumes:
+      - ./docker-data:/app/pat
+    ports:
+      - 8080:8080