- Updated markAccountUnavailable function to accept resetsAtMs for precise cooldown management.

- Added email backfill functionality for Codex OAuth connections to improve account information accuracy.

src/app/api/providers/client/route.js

@@ -1,9 +1,11 @@
 import { NextResponse } from "next/server";
 import { getProviderConnections } from "@/lib/localDb";
+import { backfillCodexEmails } from "@/lib/oauth/providers";
 
 // GET /api/providers/client - List all connections for client (includes sensitive fields for sync)
 export async function GET() {
   try {
+    await backfillCodexEmails();
     const connections = await getProviderConnections();
     
     // Include sensitive fields for sync to cloud (only accessible from same origin)