#6045 add Ubuntu 22.04 Dockerfile

.github/workflows/docker.yml

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+on:
+  pull_request:
+
+name: Docker images tests
+
+jobs:
+  ubuntu-2204-nightly:
+    name: ubuntu-2204-nightly
+    runs-on: [ubuntu-20.04]
+    timeout-minutes: 120
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Copy example docker file
+        run: cp docker/ubuntu-2204-nightly/docker-compose.example.yml docker/ubuntu-2204-nightly/docker-compose.yml
+
+      - name: Build image
+        run: docker-compose -f docker/ubuntu-2204-nightly/docker-compose.yml build
+
+      - name: Run hello world test
+        run: docker-compose -f docker/ubuntu-2204-nightly/docker-compose.yml run roc examples/helloWorld.roc
+
+      - name: Run C platform test
+        run: docker-compose -f docker/ubuntu-2204-nightly/docker-compose.yml run roc examples/platform-switching/rocLovesC.roc

docker/ubuntu-2204-nightly/Dockerfile

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+FROM ubuntu:22.04
+
+RUN apt-get update --fix-missing
+RUN apt-get upgrade --yes
+RUN apt-get install --yes \
+    wget \
+    libc-dev \
+    binutils \
+    build-essential \
+    clang
+RUN wget -q -O roc.tar.gz https://github.com/roc-lang/roc/releases/download/nightly/roc_nightly-linux_x86_64-latest.tar.gz
+RUN mkdir /usr/lib/roc
+# --strip-components=1 not needed once https://github.com/roc-lang/roc/issues/4118 is solved.
+RUN tar -xvz -f roc.tar.gz --directory /usr/lib/roc --strip-components=1
+
+ENV PATH="$PATH:/usr/lib/roc"

docker/ubuntu-2204-nightly/docker-compose.example.yml

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+version: "3"
+services:
+  roc:
+    build: .
+    entrypoint: roc
+    working_dir: /home/ubuntu/app
+    volumes:
+      - ../../:/home/ubuntu/app