release.yml

name: Release validation

on:
  push:
    tags:
      - "v*"

permissions:
  contents: read

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

jobs:
  validate:
    runs-on: macos-26
    timeout-minutes: 30
    steps:
      - name: Check out repository
        uses: actions/checkout@v7

      - name: Set up Xcode
        uses: maxim-lobanov/setup-xcode@v1
        with:
          xcode-version: "26.6"

      - name: Validate semantic version tag
        shell: bash
        run: |
          if [[ ! "$GITHUB_REF_NAME" =~ ^v[0-9]+\.[0-9]+\.[0-9]+(-[0-9A-Za-z][0-9A-Za-z.-]*)?$ ]]; then
            echo "Expected a semantic version tag with a v prefix" >&2
            exit 1
          fi

          version="${GITHUB_REF_NAME#v}"

          if ! grep -Fq "from: \"$version\"" README.md; then
            echo "README installation version does not match $GITHUB_REF_NAME" >&2
            exit 1
          fi

          if ! grep -Fq "## $version" CHANGELOG.md; then
            echo "CHANGELOG does not contain a $version release" >&2
            exit 1
          fi

          if ! grep -Fq "messagevisorSwiftVersion = \"$version\"" Sources/MessagevisorCLI/main.swift; then
            echo "Swift CLI version does not match $GITHUB_REF_NAME" >&2
            exit 1
          fi

          echo "Validating Messagevisor Swift $version"

      - name: Show toolchain versions
        run: |
          swift --version
          xcodebuild -version

      - name: Test
        run: swift test

      - name: Check Swift 6 concurrency
        run: make strict-concurrency

      - name: Build release products
        run: swift build -c release

      - name: Verify clean package consumers
        run: make verify-consumers