feat(b08): 사토 운반에도 「덤프 적재」 짝 줄 · 사토 줄이 갈래를 실어 보냄 — 종전 갈래 미지정으로 덤프 잎을 못 고르던 것

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01BW6Jdsh18WPtYUR6THZJqn

resources/tester/test_b08_spoil_haul.py

@@ -167,6 +167,37 @@ def test_사토도_자연상태로_선다() -> None:
     assert "자연상태" in rows[0]["spec_detail"]
 
 
+def test_사토에도_적재_짝_줄이_서고_단가가_선다() -> None:
+    """사토도 싣는 일이 따로(10-12 「1. 적재」) — 내역에 서는 운반 줄에만 붙고, 검산엔 안 셈."""
+    from B09_Estimation.B09_Estimation_BillOfQuantities import build_bill
+    from B09_Estimation.B09_Estimation_MachineProductivity_Dump import dump_haul_distances
+    from B09_Estimation.B09_Estimation_UnitPrice import cached_build
+
+    payload = build_handoff(
+        haul_table={
+            "rows": [],
+            "spoil": {
+                "volume_m3": 100.0,
+                "distance_m": 800.0,
+                "by_ground_m3": {"ea_m3": 70.0},
+                "ground_unknown_m3": 30.0,
+            },
+        }
+    )
+    rows = payload["work_items"]
+    loads = [row for row in rows if row["name"] == "덤프 적재"]
+    assert [(row["variant_value"], row["quantity"]) for row in loads] == [("토사", 70.0)]
+    assert loads[0]["haul_distance_m"] is None and loads[0]["haul_equipment"] == "dump_loading"
+    # 갈래 못 붙인 몫은 막힌 줄이라 짝 줄이 없음
+    assert len([row for row in rows if row["name"] == "사토 운반"]) == 2
+
+    bill = build_bill(payload, build=cached_build(dump_haul_m=dump_haul_distances(payload)))
+    got = {row.name: row for row in bill.rows if row.name in ("사토 운반", "덤프 적재")}
+    assert got["사토 운반"].price_code.startswith("B-FP-10-12-01#L800")
+    assert got["덤프 적재"].price_code == "B-FP-10-12-01#적재"
+    assert got["사토 운반"].amount_krw > 0 and got["덤프 적재"].amount_krw > 0
+
+
 def test_되돌린_값이_없으면_다짐_그대로_두고_사유() -> None:
     rows = 줄들(volume_m3=61.88, distance_m=800.0, by_ground_m3={"rr_m3": 61.88})
     assert rows[0]["quantity"] == 61.88