page grid update: load less data

src/lib/url.ts

@@ -1,3 +1,13 @@
 export function isPartOfPath(part: string, path: string): boolean {
     return path.startsWith(part)
 }
+
+export function queryList(key: string, values: string[]): string {
+    if (values.length === 0) {
+        return ''
+    }
+
+    return values
+        .map(value => `${key}=${value}`)
+        .join('&')
+}