fix lint errors

packages/backend/src/prelude/url.ts

@@ -1,4 +1,4 @@
-export function query(obj: {}): string {
+export function query(obj: Record<string, unknown>): string {
 	const params = Object.entries(obj)
 		.filter(([, v]) => Array.isArray(v) ? v.length : v !== undefined)
 		.reduce((a, [k, v]) => (a[k] = v, a), {} as Record<string, any>);