intermediate stops

prisma/schema.prisma

@@ -21,6 +21,7 @@ model Location {
   // A location can be the start OR end of many cables
   startCables Cable[] @relation("StartLocation")
   endCables   Cable[] @relation("EndLocation")
+  cableStops  CableStop[]
 }
 
 // A single cable run documented in the system
@@ -39,6 +40,7 @@ model Cable {
   endLocation   Location @relation("EndLocation", fields: [endLocationId], references: [id])
 
   cores Core[] // One cable can have many cores/wires
+  intermediateStops CableStop[]
 }
 
 // A single wire/core within a cable (e.g., "Blau", "Rot/Weiß")
@@ -49,4 +51,15 @@ model Core {
 
   cableId Int
   cable   Cable @relation(fields: [cableId], references: [id], onDelete: Cascade)
+}
+
+model CableStop {
+  id         Int      @id @default(autoincrement())
+  order      Int
+  cable      Cable    @relation(fields: [cableId], references: [id], onDelete: Cascade)
+  cableId    Int
+  location   Location @relation(fields: [locationId], references: [id])
+  locationId Int
+
+  @@unique([cableId, order])
 }