refactor(striker-ui-api): remove unnecessary wrapper in main process starter

striker-ui-api/src/index.ts

@@ -20,25 +20,23 @@ access.once('active', async () => {
     /* webpackMode: "eager" */ './middlewares'
   );
 
-  (async () => {
-    stdout(`Starting main process with ownership ${getuid()}:${getgid()}`);
+  stdout(`Starting main process with ownership ${getuid()}:${getgid()}`);
 
-    const server = (await app).listen(PORT, () => {
-      try {
-        // Group must be set before user to avoid permission error.
-        setgid(PGID);
-        setuid(PUID);
+  const server = (await app).listen(PORT, () => {
+    try {
+      // Group must be set before user to avoid permission error.
+      setgid(PGID);
+      setuid(PUID);
 
-        stdout(`Main process ownership changed to ${getuid()}:${getgid()}.`);
-      } catch (error) {
-        stderr(`Failed to change main process ownership; CAUSE: ${error}`);
+      stdout(`Main process ownership changed to ${getuid()}:${getgid()}.`);
+    } catch (error) {
+      stderr(`Failed to change main process ownership; CAUSE: ${error}`);
 
-        process.exit(ECODE_DROP_PRIVILEGES);
-      }
+      process.exit(ECODE_DROP_PRIVILEGES);
+    }
 
-      stdout(`Listening on localhost:${PORT}.`);
-    });
+    stdout(`Listening on localhost:${PORT}.`);
+  });
 
-    server.on('upgrade', proxyServerVncUpgrade);
-  })();
+  server.on('upgrade', proxyServerVncUpgrade);
 });