notify-bridge/.gitea/workflows/release.yml

name: Release

on:
  push:
    tags:
      - 'v*'

env:
  REGISTRY: git.dolgolyov-family.by
  IMAGE_NAME: alexei.dolgolyov/notify-bridge

jobs:
  release:
    runs-on: ubuntu-latest
    steps:
      - name: Fetch RELEASE_NOTES.md only
        uses: actions/checkout@v4
        with:
          sparse-checkout: RELEASE_NOTES.md
          sparse-checkout-cone-mode: false

      - name: Checkout full repo for Docker build
        uses: actions/checkout@v4

      - name: Extract version from tag
        id: version
        run: |
          TAG="${{ gitea.ref_name }}"
          VERSION="${TAG#v}"
          echo "tag=$TAG" >> "$GITHUB_OUTPUT"
          echo "version=$VERSION" >> "$GITHUB_OUTPUT"

          IS_PRE="false"
          if echo "$TAG" | grep -qE '(alpha|beta|rc)'; then
            IS_PRE="true"
          fi
          echo "is_pre=$IS_PRE" >> "$GITHUB_OUTPUT"

      - name: Login to Gitea Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ gitea.actor }}
          password: ${{ secrets.DEPLOY_TOKEN }}

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          tags: |
            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.version.outputs.tag }}
            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.version.outputs.version }}
            ${{ steps.version.outputs.is_pre == 'false' && format('{0}/{1}:latest', env.REGISTRY, env.IMAGE_NAME) || '' }}
          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache
          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache,mode=max

      - name: Trigger redeploy webhook
        if: steps.version.outputs.is_pre == 'false'
        continue-on-error: true
        run: |
          if [ -n "${{ secrets.DOCKER_REDEPLOY_WEBHOOK_URL }}" ]; then
            echo "Triggering redeploy webhook..."
            curl -sf -X POST "${{ secrets.DOCKER_REDEPLOY_WEBHOOK_URL }}" \
              --max-time 30 || echo "::warning::Redeploy webhook failed"
          else
            echo "DOCKER_REDEPLOY_WEBHOOK_URL not set — skipping auto-deploy"
          fi

      - name: Generate changelog
        id: changelog
        run: |
          PREV_TAG=$(git tag --sort=-v:refname | head -2 | tail -1)
          if [ -z "$PREV_TAG" ] || [ "$PREV_TAG" = "${{ gitea.ref_name }}" ]; then
            CHANGELOG=$(git log --oneline --no-decorate HEAD~20..HEAD)
          else
            CHANGELOG=$(git log --oneline --no-decorate ${PREV_TAG}..HEAD)
          fi
          echo "$CHANGELOG" > /tmp/changelog.txt

      - name: Create Gitea Release
        env:
          DEPLOY_TOKEN: ${{ secrets.DEPLOY_TOKEN }}
        run: |
          TAG="${{ steps.version.outputs.tag }}"
          VERSION="${{ steps.version.outputs.version }}"
          IS_PRE="${{ steps.version.outputs.is_pre }}"
          BASE_URL="https://${{ env.REGISTRY }}/api/v1/repos/${{ env.IMAGE_NAME }}"

          if [ -f RELEASE_NOTES.md ]; then
            export RELEASE_NOTES=$(cat RELEASE_NOTES.md)
            echo "Found RELEASE_NOTES.md"
          else
            export RELEASE_NOTES=""
            echo "No RELEASE_NOTES.md found"
          fi

          BODY=$(python3 -c "
          import json, os

          release_notes = os.environ.get('RELEASE_NOTES', '')
          changelog = open('/tmp/changelog.txt').read().strip()

          sections = []
          if release_notes.strip():
              sections.append(release_notes.strip())
          if changelog:
              sections.append('## Changelog\n\n' + changelog)

          print(json.dumps('\n\n'.join(sections)))
          ")

          RELEASE=$(curl -s -X POST "$BASE_URL/releases" \
            -H "Authorization: token $DEPLOY_TOKEN" \
            -H "Content-Type: application/json" \
            -d "{
              \"tag_name\": \"$TAG\",
              \"name\": \"Notify Bridge $VERSION\",
              \"body\": $BODY,
              \"draft\": false,
              \"prerelease\": $IS_PRE
            }")

          # Fallback: if release already exists for this tag, reuse it
          RELEASE_ID=$(echo "$RELEASE" | python3 -c "import sys,json; print(json.load(sys.stdin)['id'])" 2>/dev/null)
          if [ -z "$RELEASE_ID" ]; then
            echo "::warning::Release already exists for tag $TAG — reusing existing release"
            RELEASE=$(curl -s "$BASE_URL/releases/tags/$TAG" \
              -H "Authorization: token $DEPLOY_TOKEN")
            RELEASE_ID=$(echo "$RELEASE" | python3 -c "import sys,json; print(json.load(sys.stdin)['id'])")
          fi
          echo "Created release $RELEASE_ID for $TAG"