add payment route + additional starting blocks

src/routes/(abrechnung)/abrechnung/add/+page.server.ts

@@ -0,0 +1,11 @@
+import type { PageServerLoad } from "./$types";
+
+export async function load({ fetch }) {
+    const res = await fetch(`/api/payments/payees`, {method: "GET",
+			headers: {
+	    			credentials: "include"
+    				}
+    			});
+    const item = await res.json();
+    return { ...item};
+};