Build and Push Gunbot Core Docker Image #150
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| name: Build and Push Gunbot Core Docker Image | |
| on: | |
| schedule: | |
| # Run daily at UTC 06:00 (KST 15:00) | |
| - cron: "0 6 * * *" | |
| workflow_dispatch: | |
| # Allow manual execution | |
| push: | |
| branches: | |
| - main | |
| paths: | |
| - "Dockerfile" | |
| - ".github/workflows/docker-build-gunbot-core.yml" | |
| - ".github/scripts/**" | |
| # Least-privilege but enough to create releases and read repo | |
| permissions: | |
| contents: write | |
| env: | |
| DOCKER_IMAGE: magicdude4eva/gunbot-colorised | |
| GUNBOT_DOWNLOAD_URL: https://www.gunbot.com/downloads/ | |
| concurrency: | |
| group: gunbot-docker-build | |
| cancel-in-progress: false | |
| jobs: | |
| build-and-push: | |
| runs-on: ubuntu-latest | |
| steps: | |
| # ------------------------------------------------------------ | |
| # Repo | |
| # ------------------------------------------------------------ | |
| - name: Checkout code | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 # allow committing CHANGELOG/README updates | |
| # ------------------------------------------------------------ | |
| # Detect latest Gunbot version (used as Docker tag) | |
| # ------------------------------------------------------------ | |
| - name: Extract Gunbot version from website | |
| id: version | |
| shell: bash | |
| run: | | |
| set -euo pipefail | |
| echo "Fetching Gunbot version from download page..." | |
| UA="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36" | |
| html_content=$(curl -sS --retry 3 --retry-delay 2 --user-agent "$UA" "$GUNBOT_DOWNLOAD_URL") | |
| # Extract the version from the Linux download link text | |
| version=$(echo "$html_content" | grep -oP 'href="https://gunthy\.org/downloads/gunthy_linux\.zip".*?\(v\K[0-9]+\.[0-9]+\.[0-9]+' | head -1) | |
| if [ -z "$version" ]; then | |
| echo "Warning: Could not extract version from download page, using fallback" | |
| version="30.5.9" | |
| else | |
| version="v$version" | |
| fi | |
| echo "Detected Gunbot version: $version" | |
| echo "version=$version" >> "$GITHUB_OUTPUT" | |
| # ------------------------------------------------------------ | |
| # Skip build if tag already exists on Docker Hub | |
| # ------------------------------------------------------------ | |
| - name: Check if version already exists on Docker Hub | |
| id: check | |
| shell: bash | |
| run: | | |
| set -euo pipefail | |
| version="${{ steps.version.outputs.version }}" | |
| echo "Checking if Docker tag exists: $version" | |
| # Public repo check via Docker Hub API | |
| resp=$(curl -sS --retry 3 --retry-delay 2 "https://hub.docker.com/v2/repositories/${{ env.DOCKER_IMAGE }}/tags/${version}/" || true) | |
| if echo "$resp" | grep -q '"name"'; then | |
| echo "Version $version already exists on Docker Hub. Skipping build." | |
| echo "exists=true" >> "$GITHUB_OUTPUT" | |
| else | |
| echo "Version $version not found on Docker Hub. Proceeding." | |
| echo "exists=false" >> "$GITHUB_OUTPUT" | |
| fi | |
| # ------------------------------------------------------------ | |
| # Telegram → changelog (tight window; only if building) | |
| # ------------------------------------------------------------ | |
| - name: Setup Python and jq | |
| if: steps.check.outputs.exists == 'false' | |
| run: | | |
| python -m pip install --upgrade pip | |
| pip install telethon | |
| sudo apt-get update -y | |
| sudo apt-get install -y jq | |
| - name: Fetch releases from Telegram (7 days / 100 msgs) | |
| if: steps.check.outputs.exists == 'false' | |
| id: tg | |
| env: | |
| TELEGRAM_API_ID: ${{ secrets.TELEGRAM_API_ID }} | |
| TELEGRAM_API_HASH: ${{ secrets.TELEGRAM_API_HASH }} | |
| TELEGRAM_SESSION: ${{ secrets.TELEGRAM_SESSION }} | |
| TG_CHANNEL: ${{ secrets.TG_CHANNEL }} # numeric private channel id | |
| SINCE_DAYS: "7" | |
| MAX_MESSAGES: "100" | |
| run: | | |
| python .github/scripts/fetch_telegram_releases.py > releases.json | |
| echo "count_total=$(jq '.releases | length' releases.json)" >> "$GITHUB_OUTPUT" | |
| jq -r '.releases[0].version // empty' releases.json > latest_version.txt || true | |
| - name: Select Telegram block for current version | |
| if: steps.check.outputs.exists == 'false' | |
| id: tsel | |
| shell: bash | |
| run: | | |
| set -euo pipefail | |
| target="${{ steps.version.outputs.version }}" | |
| if [ ! -s releases.json ]; then | |
| echo "count=0" >> "$GITHUB_OUTPUT"; exit 0 | |
| fi | |
| jq --arg v "$target" '{releases: [.releases[] | select(.version == $v)]}' releases.json > releases_target.json | |
| echo "count=$(jq '.releases | length' releases_target.json)" >> "$GITHUB_OUTPUT" | |
| - name: Summarize current version (no AI) | |
| if: steps.check.outputs.exists == 'false' && steps.tsel.outputs.count != '0' | |
| id: summarize | |
| shell: bash | |
| run: | | |
| python .github/scripts/summarize_releases_noai.py < releases_target.json > CHANGELOG_SNIPPET.md | |
| # Strip leading "### vX.Y.Z" for the release body; keep full snippet for CHANGELOG.md | |
| tail -n +2 CHANGELOG_SNIPPET.md > RELEASE_NOTES.md | |
| { | |
| echo 'changes<<EOF' | |
| cat RELEASE_NOTES.md | |
| echo 'EOF' | |
| } >> "$GITHUB_OUTPUT" | |
| # ------------------------------------------------------------ | |
| # Build & push Docker image (only when new) | |
| # ------------------------------------------------------------ | |
| - name: Set up Docker Buildx | |
| if: steps.check.outputs.exists == 'false' | |
| uses: docker/setup-buildx-action@v3 | |
| - name: Log in to Docker Hub | |
| if: steps.check.outputs.exists == 'false' | |
| uses: docker/login-action@v3 | |
| with: | |
| username: ${{ secrets.DOCKER_USERNAME }} | |
| password: ${{ secrets.DOCKER_PASSWORD }} | |
| - name: Build and push Docker image | |
| if: steps.check.outputs.exists == 'false' | |
| uses: docker/build-push-action@v5 | |
| with: | |
| context: . | |
| platforms: linux/amd64 | |
| push: true | |
| tags: | | |
| ${{ env.DOCKER_IMAGE }}:${{ steps.version.outputs.version }} | |
| ${{ env.DOCKER_IMAGE }}:latest | |
| cache-from: type=gha | |
| cache-to: type=gha,mode=max | |
| labels: | | |
| org.opencontainers.image.title=Gunbot Colorised Docker Edition for Synology NAS | |
| org.opencontainers.image.version=${{ steps.version.outputs.version }} | |
| org.opencontainers.image.source=https://github.com/${{ github.repository }} | |
| # ------------------------------------------------------------ | |
| # Prepend to CHANGELOG.md and bump README (only if we had notes) | |
| # ------------------------------------------------------------ | |
| - name: Update CHANGELOG.md (prepend) and README | |
| if: steps.check.outputs.exists == 'false' && steps.tsel.outputs.count != '0' | |
| shell: bash | |
| run: | | |
| set -euo pipefail | |
| tg_ver="${{ steps.version.outputs.version }}" | |
| touch CHANGELOG.md | |
| if [ -n "$tg_ver" ] && ! grep -q "^### ${tg_ver}$" CHANGELOG.md; then | |
| echo "Prepending ${tg_ver} to CHANGELOG.md" | |
| { | |
| cat CHANGELOG_SNIPPET.md | |
| echo | |
| cat CHANGELOG.md | |
| } > CHANGELOG.tmp && mv CHANGELOG.tmp CHANGELOG.md | |
| else | |
| echo "No new changelog section to add." | |
| fi | |
| if [ -n "$tg_ver" ] && grep -q '^✅ Compatible with Gunbot version:' README.md; then | |
| sed -i -E "s#^(✅ Compatible with Gunbot version: ).*#\1Gunbot ${tg_ver}#g" README.md | |
| fi | |
| git diff --quiet -- CHANGELOG.md README.md || \ | |
| (git config user.name github-actions[bot]; git config user.email 41898282+github-actions[bot]@users.noreply.github.com; \ | |
| git add CHANGELOG.md README.md && git commit -m "docs: update changelog and bump README" && git push) | |
| # ------------------------------------------------------------ | |
| # Release with inline notes | |
| # ------------------------------------------------------------ | |
| - name: Create GitHub Release | |
| if: steps.check.outputs.exists == 'false' | |
| uses: softprops/action-gh-release@v2 | |
| with: | |
| tag_name: ${{ steps.version.outputs.version }} | |
| name: Gunbot ${{ steps.version.outputs.version }} | |
| generate_release_notes: true | |
| body: | | |
| ## Gunbot Docker Image ${{ steps.version.outputs.version }} | |
| ${{ steps.summarize.outputs.changes }} | |
| ### 📦 Docker Tags | |
| - ${{ env.DOCKER_IMAGE }}:${{ steps.version.outputs.version }} | |
| - ${{ env.DOCKER_IMAGE }}:latest | |
| ### 🔗 Links | |
| - Docker Hub: https://hub.docker.com/r/${{ env.DOCKER_IMAGE }} | |
| - Documentation: https://github.com/${{ github.repository }}/blob/main/README.md | |
| - Purchase Gunbot: https://gunbot.at/ | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Update Docker Hub README | |
| if: steps.check.outputs.exists == 'false' # only when you actually pushed a new tag | |
| uses: peter-evans/dockerhub-description@v5 | |
| with: | |
| username: ${{ secrets.DOCKER_USERNAME }} | |
| password: ${{ secrets.DOCKER_PASSWORD }} # use a Docker Hub access token | |
| repository: magicdude4eva/gunbot-colorised | |
| readme-filepath: ./README.md # default; change if needed | |
| short-description: ${{ github.event.repository.description }} | |
| enable-url-completion: true # rewrites relative links to absolute | |
| - name: Summary | |
| if: steps.check.outputs.exists == 'false' | |
| run: | | |
| echo "Successfully built and pushed Gunbot ${{ steps.version.outputs.version }} to Docker Hub" | |
| echo "Tags:" | |
| echo "- ${{ env.DOCKER_IMAGE }}:${{ steps.version.outputs.version }}" | |
| echo "- ${{ env.DOCKER_IMAGE }}:latest" |