feat: alpine dockerfile (#470)

* feat: alpine dockerfile

* Create docker-publish.yml

---------

Co-authored-by: Daniel <102395937+maddsua@users.noreply.github.com>

.dockerignore

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+Dockerfile
+bin/
+npm-install/
+target/
+.cargo/
+.git/
+.github/
+CONTRIBUTING.md
+LICENSE
+README.md
+flake.*
+package.json
+install.sh
+pnpm-lock.yaml
+release.toml
+shell.nix
+v2.sh

.github/workflows/docker-publish.yml

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+name: Docker
+
+on:
+  release:
+    types: [published]
+
+env:
+  # Use docker.io for Docker Hub if empty
+  REGISTRY: ghcr.io
+  # github.repository as <account>/<repo>
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+      # This is used to complete the identity challenge
+      # with sigstore/fulcio when running outside of PRs.
+      id-token: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      # Install the cosign tool
+      # https://github.com/sigstore/cosign-installer
+      - name: Install cosign
+        uses: sigstore/cosign-installer@v3.1.0
+
+      # Workaround: https://github.com/docker/build-push-action/issues/461
+      - name: Setup Docker buildx
+        uses: docker/setup-buildx-action@v2.10.0
+
+      # Login against a Docker registry
+      # https://github.com/docker/login-action
+      - name: Log into registry ${{ env.REGISTRY }}
+        uses: docker/login-action@v2.2.0
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      # Extract metadata (tags, labels) for Docker
+      # https://github.com/docker/metadata-action
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v4.6.0
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      # Build and push Docker image with Buildx
+      # https://github.com/docker/build-push-action
+      - name: Build and push Docker image
+        id: build-and-push
+        uses: docker/build-push-action@v4.1.1
+        with:
+          context: .
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      # Sign the resulting Docker image digest
+      # https://github.com/sigstore/cosign
+      - name: Sign the published Docker image
+        env:
+          TAGS: ${{ steps.meta.outputs.tags }}
+          DIGEST: ${{ steps.build-and-push.outputs.digest }}
+        run: echo "${TAGS}" | xargs -I {} cosign sign --yes {}@${DIGEST}

Dockerfile

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+FROM rust:1-alpine3.18 as builder
+
+WORKDIR /app
+
+COPY . .
+
+RUN apk add --no-cache musl-dev openssl-dev
+
+RUN cargo build --release
+
+FROM alpine:3.18
+
+COPY --from=builder /app/target/release/railway /usr/bin/railway