Remove double process start on init

mod.ts

@@ -9,12 +9,10 @@ let timeout: number|null = null;
 
 function runApp() {
   appInitTime = Date.now();
-  app && app.close();
+  app.close();
   app = startProcess(Deno.args);
 }
 
-runApp();
-
 for await (const event of Deno.watchFs('.')) {
   if (event.kind !== "access") {
     if (timeout) clearTimeout(timeout);