refac: 감찰부 500px 모드

hwe/ts/battleCenter.ts

@@ -0,0 +1,10 @@
+import "@scss/battleCenter.scss";
+
+import { auto500px } from "./util/auto500px";
+import { insertCustomCSS } from "./util/customCSS";
+import { htmlReady } from "./util/htmlReady";
+
+auto500px();
+htmlReady(() => {
+  insertCustomCSS();
+});