feat: storage and token limiting

lib/auth-client.ts

@@ -1,6 +1,12 @@
+import { stripeClient } from "@better-auth/stripe/client"
 import { createAuthClient } from "better-auth/client"
 import { emailOTPClient } from "better-auth/client/plugins"
 
 export const authClient = createAuthClient({
-  plugins: [emailOTPClient()],
+  plugins: [
+    emailOTPClient(),
+    stripeClient({
+      subscription: true,
+    }),
+  ],
 })