Add change-password endpoint and VIP product pricing fields.

Co-authored-by: Cursor <cursoragent@cursor.com>

prisma/schema.prisma

@@ -185,18 +185,24 @@ model Product {
   imageKey      String?
   galleryUrls   String[]         @default([])
   galleryKeys   String[]         @default([])
-  tags          String[]         @default([])
-  published     Boolean          @default(true)
-  createdAt     DateTime         @default(now())
-  updatedAt     DateTime         @updatedAt
-  variants      ProductVariant[]
-  orderItems    OrderItem[]
+  tags            String[]         @default([])
+  published       Boolean          @default(true)
+  vipEnabled      Boolean          @default(false)
+  vipOnly         Boolean          @default(false)
+  vipSpecialPrice Boolean          @default(false)
+  vipPrice        Int?
+  createdAt       DateTime         @default(now())
+  updatedAt       DateTime         @updatedAt
+  variants        ProductVariant[]
+  orderItems      OrderItem[]
 
   @@index([storeId])
   @@index([categoryId])
   @@index([brandId])
   @@index([price])
   @@index([published])
+  @@index([vipEnabled])
+  @@index([vipOnly])
 }
 
 model ProductVariant {
@@ -208,6 +214,7 @@ model ProductVariant {
   packageId     String  @default("")
   price         Int     @default(0)
   discountPrice Int?
+  vipPrice      Int?
 
   @@index([productId])
 }