github-release.yml

name: SDK Github Release

on:
  workflow_dispatch:
    inputs:
      version:
        description: "Version (e.g. 2.1.0)"
        required: true
      is_prerelease:
        description: "Mark as pre-release?"
        type: boolean
        required: false
        default: false

permissions:
  contents: write

jobs:
  release:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0  # need tags

      - name: Configure git user for tagging
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

      - name: Validate version format (SemVer core + optional suffix)
        run: |
          set -euo pipefail
          VERSION="${{ inputs.version }}"

          if [[ "$VERSION" =~ ^v ]]; then
            echo "::error::Version must not start with 'v' — use format like 1.2.3 or 1.2.3-rc1"
            exit 1
          fi

          if ! [[ "$VERSION" =~ ^[0-9]+\.[0-9]+\.[0-9]+(-[0-9A-Za-z.-]+)?(\+[0-9A-Za-z.-]+)?$ ]]; then
            echo "::error::Version must be X.Y.Z with optional -suffix and optional +build (e.g., 1.2.3-rc1 or 1.2.3-rc.1+build.45)"
            exit 1
          fi

      - name: Ensure tag exists (v${{ inputs.version }})
        run: |
          set -euo pipefail
          NEW_TAG="v${{ inputs.version }}"
          if git rev-parse -q --verify "refs/tags/${NEW_TAG}" >/dev/null; then
            echo "Tag ${NEW_TAG} already exists."
          else
            git tag -a "${NEW_TAG}" -m "${NEW_TAG}"
            git push origin "${NEW_TAG}"
          fi

      - name: Prepare release notes (notes.md)
        run: |
          awk '
          BEGIN { found_first = 0; found_second = 0 }
          /^\*\*/ {
            if (found_first == 0) {
              found_first = 1
              next
            } else {
              found_second = 1
              exit
            }
          }
          found_first == 1 && found_second == 0 {
            print $0
          }
          ' CHANGELOG.md > notes.md

      - name: Zip sdk-example
        run: |
          rm -f sdk-example.zip
          zip -r sdk-example.zip sdk-example

      - name: Create GitHub release
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          FLAGS=("--title" "v${{ inputs.version }}" "--notes-file" "notes.md")
          if [ "${{ inputs.is_prerelease }}" = "true" ]; then
            FLAGS+=("--prerelease")
          fi

          gh release create "v${{ inputs.version }}" "${FLAGS[@]}" sdk-example.zip