add Github Action

Author: SeanDictionary

.github/workflows/publish.yml

@@ -0,0 +1,76 @@
+name: Publish and Create Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  publish:
+    name: Publish and Create Release
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write # 确保有权创建 Release
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Install Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: 'npm'
+
+      - name: Install Dependencies
+        run: npm install
+
+      - name: Install vsce
+        run: npm install -g @vscode/vsce
+
+      # 优化点：先打包出 vsix 文件，这样既能发布到商店，也能上传到 GitHub Release
+      - name: Build VSIX
+        run: vsce package -o ./extension.vsix
+
+      - name: Publish to Marketplace
+        env:
+          VSCE_PAT: ${{ secrets.VSCE_PAT }}
+        run: |
+          # 使用已经打包好的 vsix 文件进行发布，效率更高且保证内容一致
+          if [[ ${{ github.ref_name }} == *-* ]]; then
+            echo "检测到先行版本标签，正在发布预发布版..."
+            vsce publish --pre-release -p $VSCE_PAT --packagePath ./extension.vsix
+          else
+            echo "检测到正式版本标签，正在发布正式版..."
+            vsce publish -p $VSCE_PAT --packagePath ./extension.vsix
+          fi
+
+      - name: Extract Release Notes
+        id: extract_release_notes
+        uses: anton-prakapovich/extract-release-notes-action@v1
+        with:
+          filename: CHANGELOG.md
+          # 如果你的标签是 v1.0.0 但 CHANGELOG 里是 [1.0.0]，去掉开头的 v
+          version: ${{ github.ref_name }}
+
+      - name: Get Previous Tag
+        id: pre_tag
+        run: |
+          # 增加容错，如果没有上一个 tag 则不输出
+          prev_tag=$(git describe --abbrev=0 --tags ${{ github.ref_name }}^ 2>/dev/null || echo "")
+          echo "prev=$prev_tag" >> $GITHUB_OUTPUT
+
+      - name: Create GitHub Release
+        uses: softprops/action-gh-release@v2
+        with:
+          # 如果是预发布版，GitHub Release 也会标记为 Pre-release
+          prerelease: ${{ contains(github.ref_name, '-') }}
+          body: |
+            ${{ steps.extract_release_notes.outputs.contents }}
+            
+            ---
+            ${{ steps.pre_tag.outputs.prev != '' && format('**Full Changelog**: https://github.com/{0}/compare/{1}...{2}', github.repository, steps.pre_tag.outputs.prev, github.ref_name) || 'Initial Release' }}
+          files: |
+            ./extension.vsix
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}