✨ Add "trusted" and "source" to Timetable

server/prisma/schema.prisma

@@ -15,6 +15,8 @@ model Timetable {
   validFrom  DateTime  @default(now())
   validUntil DateTime?
   data       Json
+  source     String?
+  trused     Boolean   @default(true)
 }
 
 model Substitution {