sure/.github/workflows/publish.yml

# Reference: https://docs.docker.com/build/ci/github-actions/multi-platform/#distribute-build-across-multiple-runners

# Conditions for pushing the image to GHCR:
#   - Triggered by push to default branch (`main`)
#   - Triggered by push to a version tag (`v*`)
#   - Triggered by a scheduled run
#   - Triggered manually via `workflow_dispatch` with `push: true`
#
# Conditional expression:
#   github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/v') || github.event_name == 'schedule' || github.event.inputs.push

name: Publish Docker image

on:
  workflow_dispatch:
    inputs:
      ref:
        description: 'Git ref (tag or commit SHA) to build'
        required: true
        type: string 
        default: 'main'
      push:
        description: 'Push the image to container registry'
        required: false
        type: boolean
        default: false
  push:
    tags:
      - 'v*'
    branches:
      - main
    paths-ignore:
      - 'charts/**'
      - 'mobile/**'
  schedule:
    - cron: '30 1 * * *'

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

permissions:
  contents: write
  packages: write

jobs:
  ci:
    uses: ./.github/workflows/ci.yml

  build:
    name: Build Docker image
    needs: [ ci ]

    strategy:
      fail-fast: false
      matrix:
        platform: [amd64, arm64]
        include:
          - platform: amd64
            runs-on: ubuntu-24.04
          - platform: arm64
            runs-on: ubuntu-24.04-arm

    timeout-minutes: 60
    runs-on: ${{ matrix.runs-on }}

    outputs:
      tags: ${{ steps.meta.outputs.tags }}

    permissions:
      contents: read
      packages: write

    steps:
      - name: Check out the repo
        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
        with:
          persist-credentials: false
          ref: ${{ github.event.inputs.ref || github.ref }}

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0

      - name: Log in to the container registry
        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Configure image tags
        id: tag_config
        shell: bash
        run: |
          BASE_CONFIG="type=sha,format=long"
          if [[ $GITHUB_EVENT_NAME == "schedule" ]]; then
            BASE_CONFIG+=$'\n'"type=schedule,pattern=nightly"
            BASE_CONFIG+=$'\n'"type=schedule,pattern=nightly-{{date 'ddd'}}"
          elif [[ "$GITHUB_REF" == refs/tags/* ]]; then
            TAG_NAME="${GITHUB_REF#refs/tags/}"
            if [[ "$TAG_NAME" == v* ]]; then
              BASE_CONFIG="type=semver,pattern={{version}}"
              if [[ "$TAG_NAME" == v*-alpha* ]]; then
                BASE_CONFIG+=$'\n'"type=raw,value=latest"
              else
                BASE_CONFIG+=$'\n'"type=raw,value=stable"
              fi
            fi
          fi
          {
            echo 'TAGS_SPEC<<EOF'
            echo "$BASE_CONFIG"
            echo EOF
          } >> $GITHUB_ENV

      - name: Get current date (RFC 3339 format)
        id: date
        run: echo "date=$(date -Iseconds)" >> $GITHUB_OUTPUT

      - name: Extract metadata for Docker
        id: meta
        uses: docker/metadata-action@030e881283bb7a6894de51c315a6bfe6a94e05cf # v6.0.0
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          flavor: latest=false
          tags: ${{ env.TAGS_SPEC }}
          labels: |
            org.opencontainers.image.version=${{ startsWith(github.ref, 'refs/tags/v') && github.ref_name || '' }}
            org.opencontainers.image.created=${{ steps.date.outputs.date }}
            org.opencontainers.image.ref.name=${{ github.ref_name }}
            org.opencontainers.image.vendor=we-promise
            org.opencontainers.image.title=Sure
            org.opencontainers.image.description=A multi-arch Docker image for the Sure Rails app

      - name: Publish 'linux/${{ matrix.platform }}' image by digest
        uses: docker/build-push-action@bcafcacb16a39f128d818304e6c9c0c18556b85f # v7.1.0
        id: build
        with:
          context: .
          build-args: BUILD_COMMIT_SHA=${{ github.sha }}
          platforms: 'linux/${{ matrix.platform }}'
          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:cache-${{ matrix.platform }}
          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:cache-${{ matrix.platform }},mode=max
          labels: ${{ steps.meta.outputs.labels }}
          provenance: false
          push: true
          # DO NOT REMOVE `oci-mediatypes=true`, fixes annotation not showing up on job.merge.steps[-1]
          # ref: https://github.com/docker/build-push-action/discussions/1022
          outputs: type=image,name=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }},name-canonical=true,push-by-digest=true,oci-mediatypes=true

      - name: Export the Docker image digest
        if: ${{ github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/v') || github.event_name == 'schedule' || github.event.inputs.push }}
        run: |
          mkdir -p "${RUNNER_TEMP}"/digests
          echo "${DIGEST#sha256:}" > "${RUNNER_TEMP}/digests/digest-${PLATFORM}"
        env:
          DIGEST: ${{ steps.build.outputs.digest }}
          PLATFORM: ${{ matrix.platform }}

      - name: Upload the Docker image digest
        if: ${{ github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/v') || github.event_name == 'schedule' || github.event.inputs.push }}
        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6.0.0
        with:
          name: digest-${{ matrix.platform }}
          path: ${{ runner.temp }}/digests/*
          if-no-files-found: error
          retention-days: 1

  merge:
    name: Merge multi-arch manifest & push multi-arch tag
    if: ${{ github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/v') || github.event_name == 'schedule' || github.event.inputs.push }}
    needs: [build]

    timeout-minutes: 60
    runs-on: 'ubuntu-24.04'

    permissions:
      packages: write

    steps:
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0

      - name: Download Docker image digests
        uses: actions/download-artifact@37930b1c2abaa49bbe596cd826c3c89aef350131 # v7.0.0
        with:
          path: ${{ runner.temp }}/digests
          pattern: digest-*
          merge-multiple: true

      - name: Log in to the container registry
        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Merge and push Docker image
        env:
          TAGS: ${{ needs.build.outputs.tags }}
          DIGESTS_DIR: ${{ runner.temp }}/digests
          REF_NAME: ${{ github.ref_name }}
        shell: bash -xeuo pipefail {0}
        run: |
          tag_args=()
          while IFS=$'\n' read -r tag; do
            [[ -n "${tag}" ]] || continue
            tag_args+=("--tag=${tag}")
          done <<< "${TAGS}"

          image_args=()
          for PLATFORM in amd64 arm64; do
            image_args+=("${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}@sha256:$(<"${DIGESTS_DIR}/digest-${PLATFORM}")")
          done

          annotations=(
            "index:org.opencontainers.image.created=$(date -Iseconds)"
            'index:org.opencontainers.image.source=${{ github.server_url }}/${{ github.repository }}'
            'index:org.opencontainers.image.revision=${{ github.sha }}'
            "index:org.opencontainers.image.ref.name=${REF_NAME}"
            'index:org.opencontainers.image.vendor=we-promise'
            'index:org.opencontainers.image.licenses=AGPL-3.0'
            'index:org.opencontainers.image.title=Sure'
            'index:org.opencontainers.image.description=A multi-arch Docker image for the Sure Rails app'
          )
          annotation_args=()
          for annotation in "${annotations[@]}"; do
            annotation_args+=("--annotation=${annotation}")
          done
          if [[ $GITHUB_REF_TYPE == "tag" ]]; then
            annotation_args+=("--annotation=index:org.opencontainers.image.version=$GITHUB_REF_NAME")
          fi

          attempts=0
          until docker buildx imagetools create \
            "${annotation_args[@]}" \
            "${tag_args[@]}" \
            "${image_args[@]}" \
          ; do
            attempts=$((attempts + 1))
            if [[ $attempts -ge 3 ]]; then
              echo "[$(date -u)] ERROR: Failed after 3 attempts." >&2
              exit 1
            fi
            delay=$((2 ** attempts))
            if [[ $delay -gt 15 ]]; then delay=15; fi
            echo "Push failed (attempt $attempts). Retrying in ${delay} seconds..."
            sleep ${delay}
          done


  helm:
    name: Package Helm chart
    if: startsWith(github.ref, 'refs/tags/v')
    uses: ./.github/workflows/helm-publish.yml
    with:
      chart_version: ${{ github.ref_name }}
      app_version: ${{ github.ref_name }}
      update_gh_pages: true
    secrets: inherit

  mobile:
    name: Build Mobile Apps
    if: startsWith(github.ref, 'refs/tags/v')
    uses: ./.github/workflows/flutter-build.yml
    secrets: inherit

  release:
    name: Create GitHub Release
    if: startsWith(github.ref, 'refs/tags/v')
    needs: [merge, mobile, helm]
    runs-on: ubuntu-latest
    timeout-minutes: 10

    permissions:
      contents: write

    steps:
      - name: Download Android APK artifact
        uses: actions/download-artifact@37930b1c2abaa49bbe596cd826c3c89aef350131 # v7.0.0
        with:
          name: app-release-apk
          path: ${{ runner.temp }}/mobile-artifacts

      - name: Download iOS build artifact
        uses: actions/download-artifact@37930b1c2abaa49bbe596cd826c3c89aef350131 # v7.0.0
        with:
          name: ios-build-unsigned
          path: ${{ runner.temp }}/ios-build

      - name: Download Helm chart artifact
        uses: actions/download-artifact@37930b1c2abaa49bbe596cd826c3c89aef350131 # v7.0.0
        with:
          name: helm-chart-package
          path: ${{ runner.temp }}/helm-artifacts

      - name: Prepare release assets
        env:
          REF_NAME: ${{ github.ref_name }}
        run: |
          mkdir -p ${{ runner.temp }}/release-assets

          echo "=== Debugging: List downloaded artifacts ==="
          echo "Mobile artifacts:"
          ls -laR "${{ runner.temp }}/mobile-artifacts" || echo "No mobile-artifacts directory"
          echo "iOS build:"
          ls -laR "${{ runner.temp }}/ios-build" || echo "No ios-build directory"
          echo "==========================================="

          # Copy debug APK if it exists
          if [ -f "${{ runner.temp }}/mobile-artifacts/app-debug.apk" ]; then
            cp "${{ runner.temp }}/mobile-artifacts/app-debug.apk" "${{ runner.temp }}/release-assets/sure-${REF_NAME}-debug.apk"
            echo "✓ Debug APK prepared"
          fi

          # Copy release APK if it exists
          if [ -f "${{ runner.temp }}/mobile-artifacts/app-release.apk" ]; then
            cp "${{ runner.temp }}/mobile-artifacts/app-release.apk" "${{ runner.temp }}/release-assets/sure-${REF_NAME}.apk"
            echo "✓ Release APK prepared"
          fi

          # Create iOS app archive (zip the .app bundle)
          # Path preserves directory structure from artifact upload
          if [ -d "${{ runner.temp }}/ios-build/ios/iphoneos/Runner.app" ]; then
            cd "${{ runner.temp }}/ios-build/ios/iphoneos"
            zip -r "${{ runner.temp }}/release-assets/sure-${REF_NAME}-ios-unsigned.zip" Runner.app
            echo "✓ iOS build archive prepared"
          fi

          # Copy iOS build info
          if [ -f "${{ runner.temp }}/ios-build/ios-build-info.txt" ]; then
            cp "${{ runner.temp }}/ios-build/ios-build-info.txt" "${{ runner.temp }}/release-assets/"
          fi

          # Copy Helm chart package(s)
          if compgen -G "${{ runner.temp }}/helm-artifacts/*.tgz" > /dev/null; then
            cp ${{ runner.temp }}/helm-artifacts/*.tgz "${{ runner.temp }}/release-assets/"
            echo "✓ Helm chart package prepared"
          fi

          echo "Release assets:"
          ls -la "${{ runner.temp }}/release-assets/"

      - name: Create GitHub Release
        uses: softprops/action-gh-release@b4309332981a82ec1c5618f44dd2e27cc8bfbfda # v3.0.0
        with:
          tag_name: ${{ github.ref_name }}
          name: ${{ github.ref_name }}
          draft: false
          prerelease: ${{ contains(github.ref_name, 'alpha') || contains(github.ref_name, 'beta') || contains(github.ref_name, 'rc') }}
          generate_release_notes: true
          files: |
            ${{ runner.temp }}/release-assets/*
          body: |
            ## Mobile Debug Builds

            This release includes debug builds of the mobile applications.  Download from the `Assets` area below.

            - **Android APK**: Debug build for testing on Android devices
            - **iOS Build**: Unsigned iOS build (requires code signing for installation)

            > **Note**: These are debug builds intended for testing purposes. For production use, please build from source with proper signing credentials.


  create_release_branch:
    name: Create or update release branch
    if: startsWith(github.ref, 'refs/tags/v') && !contains(github.ref_name, 'alpha') && !contains(github.ref_name, 'beta') && !contains(github.ref_name, 'rc')
    needs: [release]
    runs-on: ubuntu-latest

    permissions:
      contents: write

    steps:
      - name: Create/update minor release branch
        env:
          TAG_NAME: ${{ github.ref_name }}
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          set -euo pipefail

          BRANCH_NAME="$(echo "$TAG_NAME" | sed -E 's/^v([0-9]+)\.([0-9]+)\..*/v\1.\2-release-branch/')"
          SHA="${GITHUB_SHA}"

          echo "Updating ${BRANCH_NAME} -> ${SHA}"
          if ! gh api "repos/${GITHUB_REPOSITORY}/git/refs/heads/${BRANCH_NAME}" \
            --method PATCH \
            --field sha="${SHA}" \
            --field force=true 2>/dev/null; then
            gh api "repos/${GITHUB_REPOSITORY}/git/refs" \
              --method POST \
              --field ref="refs/heads/${BRANCH_NAME}" \
              --field sha="${SHA}"
          fi

  bump-pre_release-version:
    name: Bump Pre-release Version
    if: startsWith(github.ref, 'refs/tags/v') && (contains(github.ref_name, 'alpha') || contains(github.ref_name, 'beta') || contains(github.ref_name, 'rc'))
    needs: [merge]
    runs-on: ubuntu-latest
    timeout-minutes: 10

    permissions:
      actions: write
      contents: write
      pull-requests: write

    steps:
      - name: Determine source branch for tag
        id: source_branch
        run: |
          # Fetch all branches to find which one contains this tag's commit
          git init --quiet
          git remote add origin "https://github.com/${{ github.repository }}.git"
          git fetch origin --quiet

          # Find branches containing the tagged commit
          BRANCHES=$(git branch -r --contains ${{ github.sha }} | grep -v HEAD | sed 's/origin\///' | xargs)
          echo "Branches containing commit: $BRANCHES"

          # Prefer non-main branches (release branches) over main
          SOURCE_BRANCH="main"
          for branch in $BRANCHES; do
            if [ "$branch" != "main" ] && [ "$branch" != "master" ]; then
              SOURCE_BRANCH="$branch"
              break
            fi
          done

          echo "Selected source branch: $SOURCE_BRANCH"
          echo "branch=$SOURCE_BRANCH" >> $GITHUB_OUTPUT

      - name: Check out source branch
        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
        with:
          ref: ${{ steps.source_branch.outputs.branch }}
          token: ${{ github.token }}

      - name: Bump pre-release version
        run: |
          set -euo pipefail

          VERSION_FILE=".sure-version"
          CHART_FILE="charts/sure/Chart.yaml"

          # Ensure version file exists
          if [ ! -f "$VERSION_FILE" ]; then
            echo "ERROR: Version file not found: $VERSION_FILE"
            exit 1
          fi

          # Ensure chart file exists
          if [ ! -f "$CHART_FILE" ]; then
            echo "ERROR: Chart file not found: $CHART_FILE"
            exit 1
          fi

          # Extract current version
          CURRENT_VERSION=$(tr -d '[:space:]' < "$VERSION_FILE")
          if [ -z "$CURRENT_VERSION" ]; then
            echo "ERROR: Could not extract version from $VERSION_FILE"
            exit 1
          fi
          echo "Current version: $CURRENT_VERSION"

          if [[ ! "$CURRENT_VERSION" =~ ^([0-9]+\.[0-9]+\.[0-9]+)-(alpha|beta|rc)\.([0-9]+)$ ]]; then
            echo "ERROR: Expected prerelease version like 1.2.3-alpha.4, got $CURRENT_VERSION"
            exit 1
          fi

          BASE_VERSION="${BASH_REMATCH[1]}"
          PRE_RELEASE_TAG="${BASH_REMATCH[2]}"
          PRE_RELEASE_NUM="${BASH_REMATCH[3]}"
          NEW_PRE_RELEASE_NUM=$((PRE_RELEASE_NUM + 1))
          NEW_VERSION="${BASE_VERSION}-${PRE_RELEASE_TAG}.${NEW_PRE_RELEASE_NUM}"
          echo "New version: $NEW_VERSION"

          # Update the version file
          echo "$NEW_VERSION" > "$VERSION_FILE"

          # Verify the change
          echo "Updated .sure-version:"
          cat "$VERSION_FILE"

          # Update Helm chart version and appVersion
          sed -i -E "s/^version: .*/version: ${NEW_VERSION}/" "$CHART_FILE"
          sed -i -E "s/^appVersion: .*/appVersion: \"${NEW_VERSION}\"/" "$CHART_FILE"

          # Verify the change
          echo "Updated Chart.yaml:"
          grep -E "^(version|appVersion):" "$CHART_FILE"

      - name: Commit and push version bump
        env:
          SOURCE_BRANCH: ${{ steps.source_branch.outputs.branch }}
          GH_TOKEN: ${{ github.token }}
          REF_NAME: ${{ github.ref_name }}
        run: |
          set -euo pipefail

          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

          git add .sure-version
          git add charts/sure/Chart.yaml

          # Check if there are changes to commit
          if git diff --cached --quiet; then
            echo "No changes to commit - version may have already been bumped"
            exit 0
          fi

          COMMIT_MESSAGE="Bump version to next iteration after ${REF_NAME} release"
          git commit -m "$COMMIT_MESSAGE"

          echo "Pushing to branch: $SOURCE_BRANCH"

          # Push directly when allowed. Main is protected and must be updated
          # through a pull request. Other branches get a direct-push attempt, but
          # protected-branch rejections fall back to a pull request immediately.
          push_succeeded=false
          if [[ "$SOURCE_BRANCH" == "main" || "$SOURCE_BRANCH" == "master" ]]; then
            echo "$SOURCE_BRANCH is protected; creating a pull request instead of pushing directly."
          else
            direct_push_output=""
            for attempt in 1 2 3 4; do
              set +e
              direct_push_output=$(git push origin HEAD:"refs/heads/${SOURCE_BRANCH}" 2>&1)
              push_status=$?
              set -e

              echo "$direct_push_output"

              if [[ $push_status -eq 0 ]]; then
                push_succeeded=true
                break
              fi

              if grep -Eq 'GH006|Protected branch update failed|Changes must be made through a pull request' <<< "$direct_push_output"; then
                echo "Direct push is blocked by branch protection; creating a pull request instead."
                break
              fi

              if [[ $attempt -eq 4 ]]; then
                echo "Direct push failed after 4 attempts; creating a pull request instead."
                break
              fi

              delay=$((2 ** attempt))
              echo "Push failed (attempt $attempt). Retrying in ${delay} seconds..."
              sleep "$delay"
              git fetch origin "${SOURCE_BRANCH}"
              git rebase "origin/${SOURCE_BRANCH}"
            done
          fi

          if [[ "$push_succeeded" == "true" ]]; then
            exit 0
          fi

          SAFE_TAG=$(printf '%s' "${REF_NAME}" | tr -c '[:alnum:]._-' '-')
          BUMP_BRANCH="automation/bump-version-after-${SAFE_TAG}-${GITHUB_RUN_ID}-${GITHUB_RUN_ATTEMPT}"

          git push --force-with-lease origin HEAD:"refs/heads/${BUMP_BRANCH}"

          PR_BODY="This automated PR bumps .sure-version and charts/sure/Chart.yaml after the ${REF_NAME} pre-release. It was opened because the workflow could not push directly to ${SOURCE_BRANCH}."

          PR_URL=$(gh pr create \
            --repo "$GITHUB_REPOSITORY" \
            --head "$BUMP_BRANCH" \
            --base "$SOURCE_BRANCH" \
            --title "$COMMIT_MESSAGE" \
            --body "$PR_BODY")

          echo "Created version bump PR: $PR_URL"
          echo "Dispatching PR checks for $BUMP_BRANCH"
          gh workflow run pr.yml --repo "$GITHUB_REPOSITORY" --ref "$BUMP_BRANCH"
          gh workflow run chart-ci.yml --repo "$GITHUB_REPOSITORY" --ref "$BUMP_BRANCH"