Update urls.ts

Author: baseplate-admin

src/frontend/src/lib/functions/urls.ts

@@ -2,6 +2,14 @@ export function resolve_partial_path(path: string) {
 	return new URL(path, window.location.href).pathname;
 }
 
-export function strip_trailing_slash(url: string) {
-	return url.replace(/\/$/, '');
+export function strip_trailing_slash(input: string) {
+	if (!input || input === '/') return input;
+
+	// Split off query string and hash
+	const [path, query = ''] = input.split('?');
+	const [cleanPath, hash = ''] = path.split('#');
+
+	const normalizedPath = cleanPath.replace(/\/+$/, '');
+
+	return normalizedPath + (query ? '?' + query : '') + (hash ? '#' + hash : '');
 }