Run MSVC setup

Author: lptr

.github/workflows/build.yml

@@ -37,6 +37,12 @@ jobs:
       with:
         arch: x64
         export-path-to-vs: VSINSTALLDIR
+        export-path-to-vcvarsall: VCVARSALLDIR
+
+    - name: Set up MSVC
+      if: runner.os == 'Windows'
+      run: |
+        "${{ env.VCVARSALLDIR }}\vcvarsall.bat" x64
 
     - name: Setup Gradle
       uses: gradle/actions/setup-gradle@v3