Add external row quantity foundation

src/db/repositories/circuit-device-row-project-command.repository.ts

@@ -82,6 +82,14 @@ export class CircuitDeviceRowProjectCommandRepository
         change.value,
       ])
     ) as CircuitDeviceRowPatchInput;
+    const targetQuantity = patch.quantity ?? current.quantity;
+    const targetManualQuantity =
+      patch.manualQuantity ?? current.manualQuantity;
+    if (targetManualQuantity > targetQuantity) {
+      throw new Error(
+        "Device-row manual quantity must not exceed total quantity."
+      );
+    }
     if (
       input.source === "user" &&
       patch.phaseType !== undefined &&