gh-actions: Refactor execution container generation GH workflow; Add workflow for Ubuntu Jammy.

.github/actions/clp-execution-image-build/action.yaml

@@ -0,0 +1,57 @@
+name: "clp-execution-image-build"
+description: "Builds a container image that contains the dependencies necessary
+to run the CLP package."
+
+inputs:
+  containerImageRegistry:
+    default: "ghcr.io"
+    description: "Container Image Registry"
+    required: false
+  containerImageRegistryUsername:
+    default: "${{github.actor}}"
+    description: "Container Image Registry Username"
+    required: false
+  containerImageRegistryPassword:
+    default: ""
+    description: "Container Image Registry Password"
+    required: false
+  platformId:
+    description: "Platform ID of the container. e.g., ubuntu."
+    required: true
+  platformVersionId:
+    description: "Platform VERSION_ID / VERSION_CODENAME of the container.
+      e.g., jammy, focal."
+    required: true
+
+runs:
+  using: "composite"
+  steps:
+    - uses: "docker/login-action@v3"
+      with:
+        registry: "${{inputs.containerImageRegistry}}"
+        username: "${{inputs.containerImageRegistryUsername}}"
+        password: "${{inputs.containerImageRegistryPassword}}"
+
+    - id: "sanitization"
+      shell: "bash"
+      run: |
+        # Docker doesn't support repository names with uppercase characters, so we convert the
+        # name to lowercase here.
+        echo "REPOSITORY=$(echo '${{github.repository}}' | tr '[:upper:]' '[:lower:]')" \
+          >> "$GITHUB_OUTPUT"
+
+    - id: "meta"
+      uses: "docker/metadata-action@v5"
+      with:
+        images: "${{inputs.containerImageRegistry}}/${{steps.sanitization.outputs.REPOSITORY}}\
+          /clp-execution-x86-${{inputs.platformId}}-${{inputs.platformVersionId}}"
+
+    - if: "github.event_name != 'pull_request' && github.ref == 'refs/heads/main'"
+      uses: "docker/build-push-action@v5"
+      with:
+        context: "./"
+        file: "./tools/docker-images/\
+          clp-execution-base-${{inputs.platformId}}-${{inputs.platformVersionId}}/Dockerfile"
+        push: true
+        tags: "${{steps.meta.outputs.tags}}"
+        labels: "${{steps.meta.outputs.labels}}"

.github/workflows/clp-core-build.yaml

@@ -3,14 +3,16 @@ name: "clp-core-build"
 on:
   pull_request:
     paths:
-      - ".github/actions/**"
+      - ".github/actions/clp-core-build/action.yaml"
+      - ".github/actions/clp-core-build-containers/action.yaml"
       - ".github/workflows/clp-core-build.yaml"
       - ".gitmodules"
       - "components/core/**"
       - "!components/core/tools/scripts/lib_install/macos-12/**"
   push:
     paths:
-      - ".github/actions/**"
+      - ".github/actions/clp-core-build/action.yaml"
+      - ".github/actions/clp-core-build-containers/action.yaml"
       - ".github/workflows/clp-core-build.yaml"
       - ".gitmodules"
       - "components/core/**"

.github/workflows/clp-execution-image-ubuntu-focal.yaml

@@ -0,0 +1,41 @@
+name: "clp-execution-image-ubuntu-focal"
+
+on:
+  pull_request:
+    paths:
+      - ".github/actions/clp-execution-image-build/action.yaml"
+      - ".github/workflows/clp-execution-image-ubuntu-focal.yaml"
+      - "components/core/tools/scripts/lib_install/*"
+      - "tools/docker-images/clp-execution-base-ubuntu-focal/**"
+  push:
+    paths:
+      - ".github/actions/clp-execution-image-build/action.yaml"
+      - ".github/workflows/clp-execution-image-ubuntu-focal.yaml"
+      - "components/core/tools/scripts/lib_install/*"
+      - "tools/docker-images/clp-execution-base-ubuntu-focal/**"
+  workflow_dispatch:
+
+concurrency:
+  group: "${{github.workflow}}-${{github.ref}}"
+  # Cancel in-progress jobs for efficiency
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: "ubuntu-latest"
+    steps:
+      - uses: "actions/checkout@v3"
+        with:
+          submodules: "recursive"
+
+      - name: "Workaround actions/runner-images/issues/6775"
+        shell: "bash"
+        run: "chown $(id -u):$(id -g) -R ."
+
+      - uses: "./.github/actions/clp-execution-image-build"
+        with:
+          containerImageRegistry: "ghcr.io"
+          containerImageRegistryUsername: "${{github.actor}}"
+          containerImageRegistryPassword: "${{secrets.GITHUB_TOKEN}}"
+          platformId: "ubuntu"
+          platformVersionId: "focal"

.github/workflows/clp-execution-image-ubuntu-jammy.yaml

@@ -0,0 +1,41 @@
+name: "clp-execution-image-ubuntu-jammy"
+
+on:
+  pull_request:
+    paths:
+      - ".github/actions/clp-execution-image-build/action.yaml"
+      - ".github/workflows/clp-execution-image-ubuntu-jammy.yaml"
+      - "components/core/tools/scripts/lib_install/*"
+      - "tools/docker-images/clp-execution-base-ubuntu-jammy/**"
+  push:
+    paths:
+      - ".github/actions/clp-execution-image-build/action.yaml"
+      - ".github/workflows/clp-execution-image-ubuntu-jammy.yaml"
+      - "components/core/tools/scripts/lib_install/*"
+      - "tools/docker-images/clp-execution-base-ubuntu-jammy/**"
+  workflow_dispatch:
+
+concurrency:
+  group: "${{github.workflow}}-${{github.ref}}"
+  # Cancel in-progress jobs for efficiency
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: "ubuntu-latest"
+    steps:
+      - uses: "actions/checkout@v3"
+        with:
+          submodules: "recursive"
+
+      - name: "Workaround actions/runner-images/issues/6775"
+        shell: "bash"
+        run: "chown $(id -u):$(id -g) -R ."
+
+      - uses: "./.github/actions/clp-execution-image-build"
+        with:
+          containerImageRegistry: "ghcr.io"
+          containerImageRegistryUsername: "${{github.actor}}"
+          containerImageRegistryPassword: "${{secrets.GITHUB_TOKEN}}"
+          platformId: "ubuntu"
+          platformVersionId: "focal"

docs/gh-workflows.md

@@ -65,10 +65,19 @@ need it for one OS since users can use the container on any OS.
 
 This workflow builds CLP-core on macOS and runs its unit tests.
 
-## [clp-execution-image-build](../.github/workflows/clp-execution-image-build.yaml)
+## [clp-execution-image-ubuntu-jammy](../.github/workflows/clp-excution-image-ubuntu-jammy.yaml)
 
-This workflow builds a container image that contains the dependencies necessary to run the CLP
-package.
+This workflow calls
+[clp-execution-image-build](../.github/workflows/actions/clp-execution-image-build/action.yaml)
+to build a container image that contains the dependencies necessary to run the CLP package on Ubuntu
+22.04 (Jammy).
+
+## [clp-execution-image-ubuntu-focal](../.github/workflows/clp-excution-image-ubuntu-focal.yaml)
+
+Similar to 
+[clp-execution-image-ubuntu-jammy](../.github/workflows/clp-excution-image-ubuntu-jammy.yaml), this
+workflow builds a container image that contains the dependencies necessary to run the CLP package on Ubuntu
+20.04 (Focal).
 
 ## [clp-lint](../.github/workflows/clp-lint.yaml)
 

tools/docker-images/clp-execution-base-ubuntu-focal/Dockerfile

@@ -0,0 +1,16 @@
+FROM ubuntu:focal AS BASE
+
+WORKDIR /root
+
+RUN mkdir -p ./tools/docker-images/clp-execution-base-ubuntu-focal
+ADD ./tools/docker-images/clp-execution-base-ubuntu-focal/setup-scripts ./tools/docker-images/clp-execution-base-ubuntu-focal/setup-scripts
+
+RUN ./tools/docker-images/clp-execution-base-ubuntu-focal/setup-scripts/install-prebuilt-packages.sh
+
+# Remove cached files
+RUN apt-get clean \
+    && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+# Flatten the image
+FROM scratch
+COPY --from=BASE / /

tools/docker-images/clp-execution-base-ubuntu-jammy/Dockerfile

@@ -0,0 +1,16 @@
+FROM ubuntu:jammy AS BASE
+
+WORKDIR /root
+
+RUN mkdir -p ./tools/docker-images/clp-execution-base-ubuntu-jammy
+ADD ./tools/docker-images/clp-execution-base-ubuntu-jammy/setup-scripts ./tools/docker-images/clp-execution-base-ubuntu-jammy/setup-scripts
+
+RUN ./tools/docker-images/clp-execution-base-ubuntu-jammy/setup-scripts/install-prebuilt-packages.sh
+
+# Remove cached files
+RUN apt-get clean \
+    && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+# Flatten the image
+FROM scratch
+COPY --from=BASE / /