Add feedback management features: Implement functions to add bonus points and mark feedback as read in the FeedbackManagement component. Update EventFeedback model to include isRead property, enhancing user interaction and feedback tracking.

prisma/schema.prisma

@@ -84,6 +84,7 @@ model EventFeedback {
   eventId   String
   rating    Int
   comment   String?
+  isRead    Boolean  @default(false)
   createdAt DateTime @default(now())
   updatedAt DateTime @updatedAt
   event     Event    @relation(fields: [eventId], references: [id], onDelete: Cascade)
@@ -92,6 +93,7 @@ model EventFeedback {
   @@unique([userId, eventId])
   @@index([userId])
   @@index([eventId])
+  @@index([isRead])
 }
 
 model SitePreferences {