fix(striker-ui): add getQueryParam()

striker-ui/lib/getQueryParam.ts

@@ -0,0 +1,13 @@
+const getQueryParam = (
+  queryParam?: string | string[],
+  {
+    fallbackValue = '',
+    joinSeparator = '',
+    limit = 1,
+  }: { fallbackValue?: string; joinSeparator?: string; limit?: number } = {},
+): string =>
+  queryParam instanceof Array
+    ? queryParam.slice(0, limit).join(joinSeparator)
+    : queryParam ?? fallbackValue;
+
+export default getQueryParam;