name: Generate Power Graph

on:
  push:
    branches:
      - master
    paths:
      - power_log.csv

jobs:
  plot:
    runs-on: [self-hosted]
    steps:
      - name: Check out repository
        uses: https://data.forgejo.org/actions/checkout@v4
        with:
          token: ${{ secrets.PAT_READ_REPO }}
          fetch-depth: 0
          show-progress: true

      - name: Install Python dependencies
        run: |
          sudo apt update
          sudo apt install -y python3 python3-pip
          pip3 install matplotlib pandas

      - name: Generate power graph
        run: |
          python3 plot_power.py  # (script placed in your repo)

      - name: Upload graph artifact
        uses: https://data.forgejo.org/actions/upload-artifact@v3
        with:
          name: power-graph
          path: power_graph.png