Docker build

.github/dependabot.yml

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+---
+version: 2
+updates:
+  - package-ecosystem: "docker"
+    directory: "."
+    schedule:
+      interval: "weekly"

.github/workflows/build-docker.yaml

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+name: ci
+
+on:
+  push:
+    tags:
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Build and push
+        uses: docker/build-push-action@v3
+        with:
+          push: true
+          platforms: linux/amd64,linux/arm64
+          tags: ${{ secrets.DOCKERHUB_USERNAME }}/docker-udpspeeder:${{ github.ref_name }}

Dockerfile

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+FROM debian:bullseye-20220711 AS builder
+
+RUN apt-get update && apt-get install -y build-essential git
+COPY . /src
+WORKDIR /src
+RUN make -f makefile
+
+FROM gcr.io/distroless/base-debian11
+COPY --from=builder /src/speederv2 /
+ENTRYPOINT ["/speederv2"]