Add docker and release workflow

.github/workflows/release.yml

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+name: Release
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+      - 'v*'
+
+permissions:
+  contents: write
+
+jobs:
+  docker-image:
+    name: Publish Docker Image
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v2
+
+      - name: Get tag version
+        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
+
+      - name: Print version
+        run: |
+          echo $RELEASE_VERSION
+          echo ${{ env.RELEASE_VERSION }}
+
+      - name: Extract metadata (tags, labels) for Docker images
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: flashbots/rollup-boost
+          tags: |
+            type=sha
+            type=pep440,pattern={{version}}
+            type=pep440,pattern={{major}}.{{minor}}
+            type=raw,value=latest,enable=${{ !contains(env.RELEASE_VERSION, '-') }}
+
+      - 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.FLASHBOTS_DOCKERHUB_USERNAME }}
+          password: ${{ secrets.FLASHBOTS_DOCKERHUB_TOKEN }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          push: true
+          build-args: |
+            VERSION=${{ env.RELEASE_VERSION }}
+          platforms: linux/amd64,linux/arm64
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+  github-release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v2
+
+      - name: Create release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: ${{ github.ref }}
+          draft: true
+          prerelease: false

Dockerfile

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+FROM lukemathwalker/cargo-chef:latest AS chef
+WORKDIR /app
+
+RUN apt-get update && apt-get -y upgrade && apt-get install -y libclang-dev pkg-config
+
+FROM chef AS planner
+COPY ./Cargo.toml ./Cargo.lock ./
+COPY ./src ./src
+RUN cargo chef prepare
+
+FROM chef AS builder
+COPY --from=planner /app/recipe.json .
+RUN cargo chef cook --release
+COPY . .
+RUN cargo build --release
+
+FROM debian:stable-slim AS runtime
+WORKDIR /app
+COPY --from=builder /app/target/release/rollup-boost /usr/local/bin/
+ENTRYPOINT ["/usr/local/bin/rollup-boost"]