Update Program.cs

Author: mythz

MyApp/Program.cs

@@ -76,6 +76,7 @@
     app.MapViteHmr(nodeProxy);
 
     // Start the Vite dev server if the lockfile does not exist
+    "../MyApp.Client/dist".AssertDir();
     app.RunNodeProcess(nodeProxy,
         lockFile: "../MyApp.Client/dist/lock",
         workingDirectory: "../MyApp.Client");