ADD: changed to rect router

app/routes/api.companies.$id.customers.ts

@@ -0,0 +1,17 @@
+import { getApiUser } from "@/session.server";
+import prisma from "@/lib/prisma";
+
+export async function loader({ request, params }: { request: Request; params: { id: string } }) {
+  const user = await getApiUser(request);
+  if (!user) return Response.json({ error: "Unauthorized" }, { status: 401 });
+
+  const company = await prisma.company.findFirst({ where: { id: params.id, userId: user.id } });
+  if (!company) return Response.json({ error: "Not found" }, { status: 404 });
+
+  const customers = await prisma.customer.findMany({
+    where: { companyId: params.id },
+    orderBy: { name: "asc" },
+  });
+
+  return Response.json(customers);
+}