Provide dockerfile and build during release

Dockerfile are generally useful but are especially needed in our case because we depend on a glibc2.29 which is not available on older distros

.dockerignore

@@ -0,0 +1,3 @@
+
+.*
+!./target

.github/workflows/build-release-binary.yml

@@ -14,42 +14,52 @@ jobs:
             target: x86_64-unknown-linux-gnu
             os: ubuntu-latest
             archive_ext: tar
+            docker_platforms: linux/amd64
           - bin: taker
             target: armv7-unknown-linux-gnueabihf
             os: ubuntu-latest
             archive_ext: tar
+            docker_platforms: linux/arm/v7
           - bin: taker
             target: aarch64-unknown-linux-gnu
             os: ubuntu-latest
             archive_ext: tar
+            docker_platforms: linux/arm64
           - bin: taker
             target: x86_64-apple-darwin
             os: macos-latest
             archive_ext: tar
+            docker_platforms: None
           - bin: taker
             target: x86_64-pc-windows-msvc
             os: windows-latest
             archive_ext: zip
+            docker_platforms: None
           - bin: maker
             target: x86_64-unknown-linux-gnu
             os: ubuntu-latest
             archive_ext: tar
+            docker_platforms: linux/amd64
           - bin: maker
             target: armv7-unknown-linux-gnueabihf
             os: ubuntu-latest
             archive_ext: tar
+            docker_platforms: linux/arm64
           - bin: maker
             target: aarch64-unknown-linux-gnu
             os: ubuntu-latest
             archive_ext: tar
+            docker_platforms: linux/arm64
           - bin: maker
             target: x86_64-apple-darwin
             os: macos-latest
             archive_ext: tar
+            docker_platforms: None
           - bin: maker
             target: x86_64-pc-windows-msvc
             os: windows-latest
             archive_ext: zip
+            docker_platforms: None
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout tagged commit
@@ -144,3 +154,29 @@ jobs:
           asset_path: ./${{ steps.create-archive-name.outputs.archive }}
           asset_name: ${{ steps.create-archive-name.outputs.archive }}
           asset_content_type: application/gzip
+
+      - name: Set up QEMU
+        if: matrix.os != 'windows-latest' && matrix.os != 'macos-latest'
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        if: matrix.os != 'windows-latest' && matrix.os != 'macos-latest'
+        uses: docker/setup-buildx-action@v1
+
+      - name: Login into github registry
+        uses: docker/login-action@v1.10.0
+        if: matrix.os != 'windows-latest' && matrix.os != 'macos-latest'
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and publish docker image
+        if: matrix.os != 'windows-latest' && matrix.os != 'macos-latest'
+        run: |
+          docker buildx build \
+            --push \
+            --platform=${{ matrix.docker_platforms }} \
+            --tag ghcr.io/${{ github.actor }}/hermes-${{ matrix.bin }}-${{ matrix.target }} \
+            --build-arg BINARY_PATH=target/${{ matrix.target }}/release/${{ matrix.bin }} \
+            .

Dockerfile

@@ -0,0 +1,15 @@
+FROM debian:bullseye-slim
+
+ARG BINARY_PATH
+RUN echo "Copying $BINARY_PATH into container"
+
+COPY $BINARY_PATH hermes
+
+RUN chmod a+x hermes
+
+VOLUME data
+
+# HTTP Port and P2P Port
+EXPOSE 8000 9999
+
+ENTRYPOINT ["/hermes", "--data-dir=/data", "--http-address=0.0.0.0:8000"]