Update main.yml

Author: CeSun

.github/workflows/main.yml

@@ -70,7 +70,7 @@ jobs:
       run: upx -9 ./src/bin/win-x64/zig.exe
 
     - name: pack nugets
-      run: dotnet build -t:Pack src/PublishAotCross.Compiler.nuproj -o ./packages -p:Version=0.0.0-alpha.${{github.run_number}}
+      run: dotnet build -t:Pack src/PublishAotCross.Compiler.nuproj -o ./packages -p:Version=0.0.0-alpha.${{github.run_number}} --property PackageCompressionLevel=Optimal
     - name: Upload a Build Artifact
       uses: actions/upload-artifact@v4
       with: