Add piespy

.github/workflows/piespy.yaml

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+name: piespy
+
+on:
+  schedule:
+  - cron: "0 10 * * *"
+  push:
+    branches:
+    - "**"
+    tags:
+    - "v*.*.*"
+  pull_request:
+    branches:
+    - "main"
+
+jobs:
+  piespy:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Set variables useful for later
+      id: useful_vars
+      run: |-
+        echo "::set-output name=timestamp::$(date +%s)"
+        echo "::set-output name=short_sha::${GITHUB_SHA::8}"
+    - name: Checkout
+      uses: actions/checkout@v3
+    - name: Docker meta
+      id: docker_meta
+      uses: docker/metadata-action@v4
+      with:
+        images: ghcr.io/${{ github.repository }}/piespy
+        tags: |
+          type=schedule
+          type=ref,event=branch
+          type=ref,event=pr
+          type=semver,pattern={{version}}
+          type=semver,pattern={{major}}.{{minor}}
+          type=semver,pattern={{major}}
+          type=sha,prefix=,format=long,event=tag
+          type=sha
+          type=raw,value=latest,enable=${{ endsWith(github.ref, github.event.repository.default_branch) }}
+          type=raw,value=${{ github.ref_name }}-${{ steps.useful_vars.outputs.short_sha }}-${{ steps.useful_vars.outputs.timestamp }},enable=${{ endsWith(github.ref, github.event.repository.default_branch) }}
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v2
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v2
+    - name: Login to GHCR
+      if: github.event_name != 'pull_request'
+      uses: docker/login-action@v2
+      with:
+        registry: ghcr.io
+        username: ${{ github.repository_owner }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+    - name: Cache Docker layers
+      uses: actions/cache@v3
+      with:
+        path: /tmp/.buildx-cache
+        key: ${{ runner.os }}-piespy-buildx-${{ github.sha }}
+        restore-keys: |
+          ${{ runner.os }}-piespy-buildx-
+    - name: Build and push
+      uses: docker/build-push-action@v4
+      with:
+        context: piespy
+        push: ${{ github.event_name != 'pull_request' }}
+        tags: ${{ steps.docker_meta.outputs.tags }}
+        labels: ${{ steps.docker_meta.outputs.labels }}
+        platforms: linux/amd64,linux/arm64,linux/arm/v7
+        cache-from: type=local,src=/tmp/.buildx-cache
+        cache-to: type=local,dest=/tmp/.buildx-cache,mode=max

piespy/Dockerfile

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+FROM debian:bookworm-slim
+
+RUN apt-get update && \
+    apt-get --no-install-recommends -y install piespy
+
+CMD ["piespy"]