토큰에 클라이언트 정보를 함께 저장하도록 변경

src/lib/server/db/client.ts

@@ -0,0 +1,17 @@
+import { and, eq } from "drizzle-orm";
+import db from "./drizzle";
+import { client, userClient } from "./schema";
+
+export const getClientByPubKey = async (pubKey: string) => {
+  const clients = await db.select().from(client).where(eq(client.pubKey, pubKey)).execute();
+  return clients[0] ?? null;
+};
+
+export const getUserClient = async (userId: number, clientId: number) => {
+  const userClients = await db
+    .select()
+    .from(userClient)
+    .where(and(eq(userClient.userId, userId), eq(userClient.clientId, clientId)))
+    .execute();
+  return userClients[0] ?? null;
+};