history for users too

prisma/schema.prisma

@@ -28,6 +28,7 @@ model User {
   managedFunds   FundManager[]
   fund           HedgeFund?
   fundInvestments FundInvestment[]
+  portfolioHistory UserPortfolioHistory[]
 }
 
 model HedgeFund {
@@ -143,6 +144,17 @@ model FundNavHistory {
   @@index([fundId, recordedAt])
 }
 
+model UserPortfolioHistory {
+  id             String   @id @default(cuid())
+  userId         String
+  user           User     @relation(fields: [userId], references: [id], onDelete: Cascade)
+  totalValue     Float
+  portfolioValue Float
+  recordedAt     DateTime @default(now())
+
+  @@index([userId, recordedAt])
+}
+
 model Position {
   id           String       @id @default(cuid())
   userId       String