Merge pull request #85 from r-lib/feature/docker-image

Docker image with nanoparquet

.github/workflows/docker-container.yaml

@@ -0,0 +1,37 @@
+name: docker-container.yaml
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '55 22 6 * 6'
+  release:
+    types: [published]
+
+jobs:
+  build:
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 10
+
+    - name: Login to GitHub Container Registry
+      uses: docker/login-action@v3
+      with:
+        registry: ghcr.io
+        username: ${{ github.repository_owner }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v3
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+
+    - name: Build
+      uses: docker/build-push-action@v6
+      with:
+        platforms: linux/amd64,linux/arm64
+        push: true
+        file: tools/docker/Dockerfile
+        tags: ${{ env.GITHUB_REF_TYPE == "tag" && env.GITHUB_REF_NAME || 'devel' }}

tools/docker/Dockerfile

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+FROM ghcr.io/r-hub/r-minimal/r-minimal:release AS build
+
+COPY . /root/nanoparquet
+
+RUN installr -d local::/root/nanoparquet
+
+FROM ghcr.io/r-hub/r-minimal/r-minimal:release AS final
+
+COPY --from=build /usr/local/lib/R/library/nanoparquet /usr/local/lib/R/library/nanoparquet
+
+RUN R -q -e 'library(nanoparquet); write_parquet(mtcars, "/tmp/mtcars.parquet"); read_parquet("/tmp/mtcars.parquet")' && \
+    rm -rf /tmp/Rtmp*