Playground highlights and shows info/errors from build

playground/src/global.d.ts

@@ -1,13 +1,15 @@
-export {}
+declare module "*.css";
+export {};
 declare global {
   interface Process {
+    platform: string;
     stdout: {
-      write(s: string): void
-    },
-    argv: string[]
-
+      write(s: string): void;
+    };
+    argv: string[];
+    exit(_: number): void;
   }
-  let files : Record<string,string>
-  let process : Process
-  let __mainExpression_0 : () => unknown
+  let files: Record<string, string>;
+  let process: Process;
+  let newtMain: () => unknown;
 }