Rework GitHub workflows (#119)

* ci: add build action for PRs
* ci: use matrix job for build and review
* ci: use matrix job for dockerhub description

.github/actions/image-build-common/action.yaml

@@ -0,0 +1,37 @@
+name: "image-build-common"
+description: "Common runner setup to build Container Images for prind"
+
+runs:
+  using: "composite"
+  steps:
+    - name: "[misc] Clean Runner"
+      shell: bash
+      run: |
+        set -x
+        ## Remove files
+        to_delete=(
+          "/swapfile"
+          "/usr/local/share/boost"
+          "$AGENT_TOOLSDIRECTORY"
+          "/usr/share/dotnet"
+          "$ANDROID_SDK_ROOT"
+          "/usr/local/lib/android"
+          "$ANDROID_SDK_ROOT"
+          "/usr/share/swift"
+        )
+        for f in ${to_delete[@]}; do
+          sudo rm -rf ${f} || true
+        done
+
+        ## Clean docker
+        docker system prune --all --volumes --force
+
+    - name: "[docker] set up qemu"
+      uses: docker/setup-qemu-action@v2.2.0
+
+    - name: "[docker] set up buildx"
+      uses: docker/setup-buildx-action@v2.7.0
+
+    - name: "[prind] install requirements"
+      shell: bash
+      run: pip install -r scripts/build/requirements.txt

.github/workflows/image-build-and-publish.yaml

@@ -0,0 +1,35 @@
+name: 'Build and Publish Images'
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 2 * * *'
+jobs:
+  build:
+    strategy:
+      matrix:
+        app:
+          - klipper
+          - klipperscreen
+          - moonraker
+          - ustreamer
+    runs-on: ubuntu-latest
+    steps:
+      - name: "[prind] checkout"
+        uses: actions/checkout@v3
+      - name: "[prind] set up build environment"
+        uses: ./.github/actions/image-build-common
+      - name: "[docker] login"
+        uses: docker/login-action@v2.2.0
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: "[prind] build"
+        run: |
+          python3 scripts/build/build.py ${{ matrix.app }} \
+            --backfill 3 \
+            --platform linux/amd64 \
+            --platform linux/arm/v6 \
+            --platform linux/arm/v7 \
+            --platform linux/arm64/v8 \
+            --registry docker.io/${{ secrets.DOCKERHUB_USERNAME }} \
+            --push

.github/workflows/image-build-review.yaml

@@ -0,0 +1,57 @@
+name: 'Build Images for Review'
+on:
+  pull_request:
+    paths:
+      - .github/workflows/image-build-review.yaml
+      - scripts/build/**
+      - docker/**
+
+jobs:
+  changes:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: read
+    outputs:
+      apps: ${{ steps.filter.outputs.changes }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dorny/paths-filter@v3
+        id: filter
+        with:
+          filters: |
+            klipper:
+              - .github/workflows/image-build-review.yaml
+              - scripts/build/**
+              - docker/klipper/**
+            klipperscreen:
+              - .github/workflows/image-build-review.yaml
+              - scripts/build/**
+              - docker/klipperscreen/**
+            moonraker:
+              - .github/workflows/image-build-review.yaml
+              - scripts/build/**
+              - docker/moonraker/**
+            ustreamer:
+              - .github/workflows/image-build-review.yaml
+              - scripts/build/**
+              - docker/ustreamer/**
+  build:
+    needs: changes
+    strategy:
+      matrix:
+        app: ${{ fromJSON(needs.changes.outputs.apps) }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: "[prind] checkout"
+        uses: actions/checkout@v3
+      - name: "[prind] set up build environment"
+        uses: ./.github/actions/image-build-common
+      - name: "[prind] build"
+        run: |
+          python3 scripts/build/build.py ${{ matrix.app }} \
+            --backfill 0 \
+            --platform linux/amd64 \
+            --platform linux/arm/v6 \
+            --platform linux/arm/v7 \
+            --platform linux/arm64/v8 \
+            --force

.github/workflows/image-docs-publish.yaml

@@ -0,0 +1,51 @@
+name: "Update Image Description at Dockerhub"
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - .github/workflows/image-docs-publish.yaml
+      - docker/**/README.md
+
+jobs:
+  changes:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: read
+    outputs:
+      apps: ${{ steps.filter.outputs.changes }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dorny/paths-filter@v3
+        id: filter
+        with:
+          filters: |
+            klipper:
+              - .github/workflows/image-docs-publish.yaml
+              - docker/klipper/README.md
+            klipperscreen:
+              - .github/workflows/image-docs-publish.yaml
+              - docker/klipperscreen/README.md
+            moonraker:
+              - .github/workflows/image-docs-publish.yaml
+              - docker/moonraker/README.md
+            ustreamer:
+              - .github/workflows/image-docs-publish.yaml
+              - docker/moonraker/README.md
+  dockerhub-description:
+    needs: changes
+    strategy:
+      matrix:
+        app: ${{ fromJSON(needs.changes.outputs.apps) }}
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: "Update Docker Hub Description"
+        uses: peter-evans/dockerhub-description@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+          repository: ${{ secrets.DOCKERHUB_USERNAME }}/${{ matrix.app }}
+          readme-filepath: ./docker/${{ matrix.app }}/README.md
+          enable-url-completion: true