Build container images for s-tui

.github/workflows/container-image.yml

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+name: Build and Push s-tui container image
+on:
+  push:
+    branches:
+    - master
+  workflow_dispatch: {}
+  # pull_request:
+  # branches: [ master ]
+
+env:
+  # Use docker.io for Docker Hub if empty
+  REGISTRY: ghcr.io
+  # github.repository as <account>/<repo>
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      # Allow multi-target builds, uncomment this to use `platfotms` below
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      # Login against a Docker registry except on PR
+      # https://github.com/docker/login-action
+      - name: Log into registry ${{ env.REGISTRY }}
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      # Extract metadata (tags, labels) for Docker
+      # https://github.com/docker/metadata-action
+      - name: Docker metadata
+        id: meta
+        uses: docker/metadata-action@v3
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+      # Build and push Docker image with Buildx (don't push on PR)
+      # https://github.com/docker/build-push-action
+      - name: Build and push Docker image
+        id: build-and-push
+        uses: docker/build-push-action@v2
+        with:
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          platforms: linux/amd64,linux/s390x,linux/ppc64le,linux/arm64
+          labels: ${{ steps.meta.outputs.labels }}

Dockerfile

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+FROM alpine:3
+
+RUN apk add --update stress-ng python3 py3-psutil py3-urwid py3-setuptools
+
+ADD . s-tui
+RUN cd s-tui && python3 setup.py install
+
+# We could clean-up things if image was squashed
+# RUN apk del py3-setuptools && \
+#     rm -rf s-tui /tmp/* /var/tmp/* /var/cache/apk/* /var/cache/distfiles/*
+
+ENTRYPOINT /usr/bin/s-tui