build fix

lib/imap.ts

@@ -3,6 +3,7 @@ import { getServerSession } from 'next-auth';
 import { authOptions } from "@/app/api/auth/options";
 import { prisma } from '@/lib/prisma';
 import { getCachedEmailCredentials } from '@/lib/redis';
+import { EmailCredentials } from '@/lib/types';
 
 export async function getImapClient() {
   const session = await getServerSession(authOptions);
@@ -16,11 +17,32 @@ export async function getImapClient() {
   // If not in cache, get from database
   if (!credentials) {
     console.log(`Credentials not found in cache for ${session.user.id}, checking database`);
-    credentials = await prisma.mailCredentials.findUnique({
+    const dbCredentials = await prisma.mailCredentials.findFirst({
       where: {
         userId: session.user.id
       }
     });
+
+    // Convert database model to EmailCredentials
+    if (dbCredentials) {
+      const dbCreds = dbCredentials as any;
+      
+      credentials = {
+        email: dbCreds.email,
+        password: dbCreds.password || undefined, // Convert null to undefined
+        host: dbCreds.host,
+        port: dbCreds.port,
+        secure: dbCreds.secure,
+        useOAuth: dbCreds.use_oauth,
+        accessToken: dbCreds.access_token || undefined,
+        refreshToken: dbCreds.refresh_token || undefined,
+        smtp_host: dbCreds.smtp_host || undefined,
+        smtp_port: dbCreds.smtp_port || undefined, // Handle null
+        smtp_secure: dbCreds.smtp_secure || undefined, // Handle null
+        display_name: dbCreds.display_name || undefined,
+        color: dbCreds.color || undefined,
+      };
+    }
   }
 
   if (!credentials) {