update-star-history.yml

name: Update Star History

on:
  schedule:
    - cron: "17 * * * *"
      timezone: "Asia/Shanghai"
  workflow_dispatch:

permissions:
  contents: write

concurrency:
  group: update-star-history
  cancel-in-progress: true

jobs:
  update:
    if: github.repository == 'Stack-Cairn/LiveAgent'
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v6

      - name: Download Star History charts
        env:
          STAR_HISTORY_TOKEN: ${{ secrets.STAR_HISTORY_TOKEN }}
        run: |
          set -euo pipefail
          mkdir -p docs/images
          cache_key="$(date -u +%Y-%m-%d-%H)-${GITHUB_RUN_ID}"
          base_url="https://api.star-history.com/chart?repos=Stack-Cairn/LiveAgent&type=date&legend=top-left&sealed_token=${STAR_HISTORY_TOKEN}&cache=${cache_key}"
          curl --fail --location --retry 3 --retry-all-errors --show-error \
            "$base_url" \
            --output docs/images/star-history-light.svg
          curl --fail --location --retry 3 --retry-all-errors --show-error \
            "${base_url}&theme=dark" \
            --output docs/images/star-history-dark.svg
          grep -q '<svg' docs/images/star-history-light.svg
          grep -q '<svg' docs/images/star-history-dark.svg

      - name: Check chart files
        run: |
          set -euo pipefail
          test -s docs/images/star-history-light.svg
          test -s docs/images/star-history-dark.svg

      - name: Commit and push changes
        run: |
          set -euo pipefail
          git add README.md README.zh-CN.md docs/images/star-history-light.svg docs/images/star-history-dark.svg
          if git diff --cached --quiet; then
            echo "Star History charts are unchanged."
            exit 0
          fi
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git commit -m "docs: refresh star history chart"
          git push