create-release.yml

name: Create GitHub release from tag

on:
  push:
    tags:
      - 'v*.*.*'

concurrency:
  group: create-release-${{ github.ref }}
  cancel-in-progress: false

permissions:
  contents: write

jobs:
  release:
    name: Create release
    runs-on: ubuntu-latest
    steps:
      - name: Checkout tag
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Detect prerelease
        id: meta
        env:
          TAG_NAME: ${{ github.ref_name }}
        run: |
          if [[ "$TAG_NAME" == *-* ]]; then
            echo "prerelease=true" >> "$GITHUB_OUTPUT"
          else
            echo "prerelease=false" >> "$GITHUB_OUTPUT"
          fi

      - name: Build release notes
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          TAG_NAME: ${{ github.ref_name }}
          REPO: ${{ github.repository }}
          IS_PRERELEASE: ${{ steps.meta.outputs.prerelease }}
        run: |
          set -euo pipefail

          AUTO_NOTES=$(gh api "repos/${REPO}/releases/generate-notes" \
            -f tag_name="$TAG_NAME" \
            --jq '.body')

          PRERELEASE_BANNER=""
          if [ "$IS_PRERELEASE" = "true" ]; then
            PRERELEASE_BANNER=$'> [!WARNING]\n> This is a pre-release. It may contain incomplete features or known issues — pin intentionally.\n\n'
          fi

          {
            printf '%s' "$PRERELEASE_BANNER"
            printf '%s\n\n' "$AUTO_NOTES"
            cat <<'NOTES'
          ---

          ## Install

          [![Open your Home Assistant instance and open a repository inside the Home Assistant Community Store.](https://my.home-assistant.io/badges/hacs_repository.svg)](https://my.home-assistant.io/redirect/hacs_repository/?owner=sirkirby&repository=UniFi-network-rules&category=integration)

          Or manually copy `custom_components/unifi_network_rules` from the source archive into your Home Assistant `config/custom_components/` directory and restart.
          NOTES
          } > release-notes.md

          echo "Generated release notes:"
          echo "------"
          cat release-notes.md
          echo "------"

      - name: Create release if missing
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          TAG_NAME: ${{ github.ref_name }}
          IS_PRERELEASE: ${{ steps.meta.outputs.prerelease }}
        run: |
          set -euo pipefail

          if gh release view "$TAG_NAME" >/dev/null 2>&1; then
            echo "Release ${TAG_NAME} already exists; skipping"
            exit 0
          fi

          args=(
            "$TAG_NAME"
            --title "$TAG_NAME"
            --notes-file release-notes.md
            --verify-tag
          )
          if [ "$IS_PRERELEASE" = "true" ]; then
            args+=(--prerelease)
          fi

          gh release create "${args[@]}"