fix(B07 표준도): 노선 저장값 일치

B06 계산과 같은 횡단경사 하한을 사용하고, 그리는 노선의 저장값을
도면과 지문에 함께 적용.

B07_DesignDetail/B07_DesignDetail_Router_Support_Fingerprint.py

@@ -354,22 +354,18 @@ async def plan_copy_key(
     return prints[drawing_id]["fingerprint"]
 
 
-async def standard_cross_source(project_id: UUID) -> Any:
-    """표준 횡단면 설정(B06) — GET 과 지문이 같은 값을 씀."""
-    from B06_Section.B06_Section_Repository import get_project_standard_cross_section
+async def standard_cross_source(project_id: UUID, route_id: int) -> Any:
+    """그리는 노선의 표준 횡단면 설정(B06) — GET 과 지문이 같은 값을 씀."""
+    from B06_Section.B06_Section_Repository import get_longitudinal_section
     from config.config_db import get_db_pool
 
     pool = get_db_pool()
     async with pool.acquire() as connection:
-        async with connection.cursor() as cursor:
-            await cursor.execute(
-                "SELECT company_id FROM projects WHERE id = %s AND deleted_at IS NULL",
-                (str(project_id),),
-            )
-            row = await cursor.fetchone()
-        if not row:
-            return None
-        return await get_project_standard_cross_section(connection, int(row[0]), project_id)
+        section = await get_longitudinal_section(connection, project_id, route_id)
+    data = (section or {}).get("data") or {}
+    options = data.get("options") if isinstance(data, dict) else None
+    standard = options.get("standard_cross_section") if isinstance(options, dict) else None
+    return standard if isinstance(standard, dict) else None
 
 
 async def drawing_fingerprints(
@@ -424,7 +420,7 @@ async def drawing_fingerprints(
 
     async def read_standard() -> None:
         if _STANDARD_ID in ids:
-            sources["standard"] = await standard_cross_source(project_id)
+            sources["standard"] = await standard_cross_source(project_id, route_id)
 
     async def read_cross() -> None:
         if not has_sheet: