Create build-windows.yml

Author: swoiow

.github/workflows/build-windows.yml

@@ -0,0 +1,43 @@
+# .github/workflows/build-windows.yml
+name: CI
+
+on:
+  push:
+  workflow_dispatch:
+
+jobs:
+  build-installer:
+    runs-on: windows-latest
+
+    steps:
+      - name: 下载 Python 源码包
+        run: |
+          Invoke-WebRequest `
+            -Uri https://www.python.org/ftp/python/3.12.11/Python-3.12.11.tgz `
+            -OutFile Python-3.12.11.tgz
+
+      - name: 解压源码
+        shell: bash
+        run: |
+          mkdir python-src
+          tar -xzf Python-3.12.11.tgz -C python-src --strip-components=1
+
+      - name: 安装 MSI 构建依赖
+        working-directory: python-src/Tools/msi
+        shell: powershell
+        run: .\get_externals.bat
+
+      - name: 编译并生成安装包布局 (x64)
+        working-directory: python-src/Tools/msi
+        shell: powershell
+        run: .\build.bat -x64
+
+      - name: 收集并上传安装程序产物
+        uses: actions/upload-artifact@v3
+        with:
+          name: python-3.12.11-win-amd64-installer
+          retention-days: 1
+          path: |
+            python-src/PCbuild/amd64/en-us/*.exe
+            python-src/PCbuild/amd64/en-us/*.msi
+            python-src/PCbuild/amd64/en-us/*.cab