feat: add monitoring alert read state

api/prisma/schema.prisma

@@ -103,6 +103,7 @@ model User {
   releasedPhoneFrequencyHits            PhoneFrequencyHit[]       @relation("PhoneFrequencyHitReleaser")
   createdPhoneFrequencyWhitelistEntries PhoneFrequencyWhitelist[] @relation("PhoneFrequencyWhitelistCreator")
   updatedPhoneFrequencyWhitelistEntries PhoneFrequencyWhitelist[] @relation("PhoneFrequencyWhitelistUpdater")
+  infrastructureAlertReads              InfrastructureAlertRead[]
 }
 
 model Role {
@@ -2446,3 +2447,18 @@ model InfrastructureAlertSetting {
   createdAt           DateTime  @default(now())
   updatedAt           DateTime  @updatedAt
 }
+
+model InfrastructureAlertRead {
+  id          String   @id @default(cuid())
+  fingerprint String
+  activeAt    DateTime
+  userId      String
+  readAt      DateTime @default(now())
+  createdAt   DateTime @default(now())
+  updatedAt   DateTime @updatedAt
+
+  user User @relation(fields: [userId], references: [id], onDelete: Cascade)
+
+  @@unique([fingerprint, userId])
+  @@index([userId, readAt])
+}