Create decent server skeleton

alarm-server/prisma/schema.prisma

@@ -39,11 +39,12 @@ enum AlarmGroupState {
 }
 
 model Alarm {
-  id        Int @id @default(autoincrement())
-  time      String
-  nextRing  DateTime
+  secondsSinceMidnight  Int
+  nextRing              DateTime
 
   // AlarmGroup FK
   AlarmGroupId Int
   AlarmGroup   AlarmGroup @relation(fields: [AlarmGroupId], references: [id])
+  
+  @@id([secondsSinceMidnight, AlarmGroupId])
 }