feat: implement fund application process with admin review and user submission

prisma/schema.prisma

@@ -22,13 +22,14 @@ model User {
   isFund         Boolean       @default(false)
   isHidden       Boolean       @default(false)  // hidden from leaderboards and public listings
 
-  positions      Position[]
-  trades         Trade[]
-  passwordResets PasswordReset[]
-  managedFunds   FundManager[]
-  fund           HedgeFund?
-  fundInvestments FundInvestment[]
+  positions        Position[]
+  trades           Trade[]
+  passwordResets   PasswordReset[]
+  managedFunds     FundManager[]
+  fund             HedgeFund?
+  fundInvestments  FundInvestment[]
   portfolioHistory UserPortfolioHistory[]
+  fundApplication  FundApplication?
 }
 
 model HedgeFund {
@@ -213,3 +214,12 @@ enum TradeType {
   FUND_INVEST   // invested cash into a hedge fund
   FUND_REDEEM   // redeemed shares from a hedge fund
 }
+
+model FundApplication {
+  id        String   @id @default(cuid())
+  userId    String   @unique
+  user      User     @relation(fields: [userId], references: [id], onDelete: Cascade)
+  fundName  String
+  reason    String
+  createdAt DateTime @default(now())
+}