adding a Helper Function to create QueryStrings for URLs

src/util.ts

@@ -89,3 +89,10 @@ export function isEuropeanDST( date: Date ) {
   // Return true if within DST period
   return date >= start && date < end;
 }
+
+export function createQS (params: Record<string, string | number | boolean>): string {
+  const queryString = Object.entries(params)
+  .map(([key, value]) => `${encodeURIComponent(key)}=${encodeURIComponent(value)}`)
+  .join("&");
+  return queryString;
+}