Email retention

prisma/schema.prisma

@@ -1,10 +1,10 @@
 // This is your Prisma schema file,
 // learn more about it in the docs: https://pris.ly/d/prisma-schema
 
-generator client {
-  provider      = "prisma-client-js"
-  binaryTargets = ["native", "debian-openssl-3.0.x"]
-}
+generator client {
+  provider      = "prisma-client-js"
+  binaryTargets = ["native", "debian-openssl-3.0.x"]
+}
 
 datasource db {
   provider = "postgresql"
@@ -32,6 +32,11 @@ model User {
   resetPasswordToken   String?   @unique
   resetPasswordExpires DateTime?
 
+  // Retention email tracking
+  activationNudgeSentAt DateTime?
+  upgradeNudgeSentAt    DateTime?
+  thirtyDayNudgeSentAt  DateTime?
+
   qrCodes       QRCode[]
   integrations  Integration[]
   accounts      Account[]
@@ -176,4 +181,4 @@ model Lead {
   annualSavings  Float?
   createdAt      DateTime @default(now())
   updatedAt      DateTime @updatedAt
-}
+}