🐛 Allow keys to have multiple associated sessions

server/prisma/schema.prisma

@@ -80,11 +80,10 @@ model Session {
 }
 
 model Key {
-  key          String    @id @unique @default(uuid())
-  createdAt    DateTime? @default(now())
-  validUntil   DateTime?
-  permissions  String[]
-  notes        String?
-  Session      Session?  @relation(fields: [sessionToken], references: [token])
-  sessionToken String?
+  key         String    @id @unique @default(uuid())
+  createdAt   DateTime? @default(now())
+  validUntil  DateTime?
+  permissions String[]
+  notes       String?
+  sessions    Session[]
 }