publish_release.yml

name: Publish New Release

on:
  push:
    branches:
      - main
    paths:
      - "VERSION"
      - "CHANGELOG.md"

  workflow_dispatch:
    inputs:
      version:
        description: "Version to release"
        required: true

jobs:
  check-version-change:
    outputs:
      changed: ${{ steps.check-version.outputs.result }}
    runs-on: ubuntu-latest
    permissions:
      contents: read
    steps:
      - uses: actions/checkout@v4
      - name: Check if version has changed
        id: check-version
        uses: actions/github-script@v7
        with:
          script: |
            // Get the version from the workflow input
            let version = '${{ github.event.inputs.version }}';
            if (!version) {
              fs = require('fs');
              let v = '';
              try {
                v = fs.readFileSync('./VERSION', 'utf8');
                console.log(`Version found: ${v}`);
              }
              catch (err) {
                return false;
              }

              if (!v) {
                return false;
              } else {
                version = v;
              }
            }

            // Find a release for that version
            const release = await github.rest.repos.getReleaseByTag({
              owner: context.repo.owner,
              repo: context.repo.repo,
              tag: `v${version}`,
            }).catch(() => null);

            // If the release exists, the version has not changed
            if (release) {
              console.log(`Version ${version} has an existing release`);
              console.log(release.data.html_url);
              core.summary.addLink(`Release v${version}`, release.data.html_url);
              await core.summary.write();
              return "false";
            }
            console.log(`Version ${version} does not have a release`);
            return true;
  release:
    needs: check-version-change
    if: ${{ needs.check-version-change.outputs.changed == 'true' }}
    runs-on: ubuntu-latest
    permissions:
      contents: write
      packages: read
    env:
      VERSION: "" # will be set in the workflow
    outputs:
      version: ${{ env.VERSION }}
    steps:
      - uses: actions/checkout@v4
      - name: Parse version from package.json
        run: |
          echo "EXT_VERSION=$(cat ./VERSION)" >> "$GITHUB_ENV"
      - name: Generate release notes
        run: |
          ./.github/workflow_scripts/get-latest-changelog.sh --output-to-file
          cat release_notes.md
      - name: Create release and upload release asset
        uses: actions/github-script@v7
        with:
          script: |
            const fs = require("fs");
            const release = await github.rest.repos.createRelease({
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: fs.readFileSync("release_notes.md", "utf8"),
              tag_name: "v${{ env.VERSION }}",
              name: "v${{ env.VERSION }}",
              draft: true,
              prerelease: false
            });
            core.exportVariable('UPLOAD_URL', release.data.upload_url);