修改

backend/app/routers/year_locks.py

@@ -8,7 +8,9 @@ router = APIRouter(prefix="/year-locks", tags=["年度锁定"])
 def get_year_locks():
     with get_connection() as conn, conn.cursor() as cur:
         cur.execute("""
-            SELECT fiscal_year, is_locked, locked_at, locked_by
+            SELECT fiscal_year, is_locked, 
+                   (locked_at AT TIME ZONE 'UTC') AT TIME ZONE 'Asia/Tokyo' as locked_at, 
+                   locked_by
               FROM year_locks
              ORDER BY fiscal_year
         """)
@@ -20,11 +22,11 @@ def lock_year(fiscal_year: int):
     with get_connection() as conn, conn.cursor() as cur:
         cur.execute("""
             INSERT INTO year_locks (fiscal_year, is_locked, locked_at, locked_by)
-            VALUES (%s, true, NOW(), %s)
+            VALUES (%s, true, CURRENT_TIMESTAMP AT TIME ZONE 'Asia/Tokyo', %s)
             ON CONFLICT (fiscal_year)
             DO UPDATE
                SET is_locked = true,
-                   locked_at = NOW(),
+                   locked_at = CURRENT_TIMESTAMP AT TIME ZONE 'Asia/Tokyo',
                    locked_by = EXCLUDED.locked_by
         """, (fiscal_year, "system"))
         conn.commit()