按甲方字段补齐实时相对时长持久化

yeg

2026-09-09 a011865a0989b51d5818f2791d04790b6408acd1

 battery-device-simulator/src/test/java/com/battery/device/contract/SimulatorPublicContractTest.java

@@ -197,6 +197,7 @@
            assertEquals("dc", observation.stepType());
            assertEquals(120L, observation.totalTimeSeconds());
            assertEquals(30L, observation.relativeTimeSeconds());
            assertEquals(30L, simulator.latestCabinet(channel).relativeTimeSeconds());
        }
    }