fix: strip line number prefixes from all JS files

frontend/js/search.js

@@ -1,4 +1,4 @@
-1|/* ObsiGate — Search module (extracted from app.js) */
+/* ObsiGate — Search module (extracted from app.js) */
 
 import { state } from './state.js';
 import { safeCreateIcons } from './utils.js';