cd: support preview releases

Author: moomiji

.github/workflows/cd.yml

@@ -62,6 +62,7 @@ jobs:
       tag: ${{ steps.build.outputs.tag }}
       version: ${{ steps.build.outputs.version }}
       is_release: ${{ steps.build.outputs.is_release }}
+      is_preview: ${{ steps.build.outputs.is_preview }}
 
   test:
     needs: [ build ]
@@ -100,9 +101,16 @@ jobs:
           7z x artifact.tar -o'${{ needs.build.outputs.version }}'
           7z a docs.zip '${{ needs.build.outputs.version }}'
 
+      - name: Preview CHANGELOG
+        if: needs.build.outputs.is_preview == 'True'
+        run: |
+          latest="$(gh release view --json tagName --jq .tagName)"
+          python3 tools/ChangelogGenerator/changelog_generator.py --tag "${{ needs.build.outputs.tag }}" --latest "${latest}"
+
       - if: needs.build.outputs.is_release == 'True'
         uses: softprops/action-gh-release@v2
         with:
           body_path: CHANGELOG.md
           tag_name: ${{ needs.build.outputs.tag }}
           files: github-pages/docs.zip
+          prerelease: ${{ needs.build.outputs.is_preview == 'True' }}

tools/Builder/Build.csx

@@ -54,10 +54,12 @@ if (tags.Count is 3 or 4)               // 非最新版本号
 }
 
 var verStr = version.ToFullString();
+var isPreview = version.ReleaseLabels.Any(x => x.StartsWith("preview", StringComparison.OrdinalIgnoreCase));
 TeeToGithubOutput(
     $"tag={tag}",
     $"version={verStr}",
     $"is_release={isRelease}",
+    $"is_preview={isPreview}",
     $"default_branch={defaultBranch}"
     );
 StartProcess(