remove auto-open from vite (#254)

frontend/vite.config.ts

@@ -7,8 +7,6 @@ export default defineConfig({
   base: "",
   plugins: [react(), viteTsconfigPaths()],
   server: {
-    // this ensures that the browser opens upon server start
-    open: true,
     // this sets a default port to 3000
     port: 3000,
   },