ci: add windows openssl asset

.github/workflows/build.yml

@@ -25,3 +25,55 @@ jobs:
       if: startsWith(github.ref, 'refs/tags/')
       with:
         files: ssl/assets.tar.gz
+
+  windows:
+    runs-on: windows-2022
+
+    env:
+      VCVARS: "C:\\Program Files\\Microsoft Visual Studio\\2022\\Enterprise\\VC\\Auxiliary\\Build\\vcvars64.bat"
+      PREFIX: "${{ github.workspace }}\\ssl\\openssl-windows-x64"
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: "install nasm"
+      shell: bash
+      run: |
+        choco install --no-progress nasm
+        echo "C:\\Program Files\\NASM" >> $GITHUB_PATH
+
+    - name: "download openssl"
+      shell: bash
+      run: |
+        version=$(sed -n 's/^OPENSSL_VERSION := "\(.*\)"/\1/p' ssl/Makefile)
+        mirror=$(sed -n 's/^OPENSSL_MIRROR := "\(.*\)"/\1/p' ssl/Makefile)
+        cd ssl
+        curl -fsSL -o openssl.tar.gz "${mirror}/openssl-${version}.tar.gz"
+        tar -xzf openssl.tar.gz
+        mv "openssl-${version}" openssl
+
+    - name: "build openssl"
+      shell: cmd
+      working-directory: ssl/openssl
+      run: |
+        call "%VCVARS%" || exit /b 1
+        set CL=/MP
+        perl Configure VC-WIN64A no-shared no-deprecated no-tests no-makedepend --prefix="%PREFIX%" --openssldir="%PREFIX%\ssl" || exit /b 1
+        nmake /S build_libs || exit /b 1
+        nmake /S install_dev || exit /b 1
+
+    - name: "assets"
+      shell: bash
+      run: cd ssl && 7z a openssl-windows-x64.zip openssl-windows-x64
+
+    - uses: actions/upload-artifact@v7
+      with:
+        name: openssl-windows-x64
+        path: ssl/openssl-windows-x64.zip
+        retention-days: 7
+
+    - name: Release
+      uses: softprops/action-gh-release@v1
+      if: startsWith(github.ref, 'refs/tags/')
+      with:
+        files: ssl/openssl-windows-x64.zip