workflows: automatically create GitHub release when tagged

.github/ISSUE_TEMPLATE/release.md

@@ -3,8 +3,7 @@
 - [ ] Run test build and `meson dist`
 - [ ] Update `CHANGELOG.md` and versions in `configure.ac` and `meson.build`
 - [ ] Create and push signed tag
-- [ ] `git clean -dxf && meson setup builddir && meson dist -C builddir`
-- [ ] Attach release notes to [GitHub release](https://github.com/openslide/openslide-java/releases/new), set pre-release flag, and upload tarball
+- [ ] Verify that GitHub Actions created a [GitHub release](https://github.com/openslide/openslide-java/releases) with release notes and a source tarball
 - [ ] [Update openslide-bin](https://github.com/openslide/openslide-bin/issues/new?labels=release&template=release.md)
 - [ ] Update website: `_data/releases.yaml`, `_includes/news.md`
 - [ ] Send mail to -announce and -users

.github/workflows/java.yaml

@@ -14,9 +14,14 @@ jobs:
  build:
  name: Build
  runs-on: ${{ matrix.os }}
+ outputs:
+ dist-base: ${{ steps.dist.outputs.dist-base }}
  strategy:
  matrix:
  os: [ubuntu-latest, macos-latest]
+ include:
+ - os: ubuntu-latest
+ dist: dist
  steps:
  - name: Check out repo
  uses: actions/checkout@v4
@@ -36,3 +41,50 @@ jobs:
  meson install -C builddir
  - name: Smoke test
  run: java -cp builddir/openslide.jar org.openslide.TestCLI fixtures/small.svs
+ - name: Dist
+ id: dist
+ if: matrix.dist
+ run: |
+ meson dist -C builddir
+ dist="openslide-java-dist-$GITHUB_RUN_NUMBER-$(echo $GITHUB_SHA | cut -c-10)"
+ echo "dist-base=$dist" >> $GITHUB_OUTPUT
+ mkdir -p "artifacts/$dist"
+ mv builddir/meson-dist/*.tar.xz "artifacts/$dist"
+ - name: Archive dist
+ if: matrix.dist
+ uses: actions/upload-artifact@v4
+ with:
+ name: ${{ steps.dist.outputs.dist-base }}
+ path: artifacts
+ compression-level: 0
+
+ release:
+ name: Release
+ if: github.ref_type == 'tag'
+ needs: build
+ runs-on: ubuntu-latest
+ concurrency: release-${{ github.ref }}
+ permissions:
+ contents: write
+ steps:
+ - name: Download artifacts
+ uses: actions/download-artifact@v4
+ with:
+ pattern: ${{ needs.build.outputs.dist-base }}
+ merge-multiple: true
+ - name: Release to GitHub
+ env:
+ GITHUB_TOKEN: ${{ github.token }}
+ run: |
+ version=$(echo "${{ github.ref_name }}" | sed "s/^v//")
+ tar xf "${{ needs.build.outputs.dist-base }}/openslide-java-${version}.tar.xz"
+ awk -e '/^## / && ok {exit}' \
+ -e '/^## / {ok=1; next}' \
+ -e 'ok {print}' \
+ "openslide-java-${version}/CHANGELOG.md" > changes
+ gh release create --prerelease --verify-tag \
+ --repo "${{ github.repository }}" \
+ --title "OpenSlide Java $version" \
+ --notes-file changes \
+ "${{ github.ref_name }}" \
+ "${{ needs.build.outputs.dist-base }}/"*