优化

common-event-contract/src/main/java/com/baiyue/common/event/OverseasContainerUnloadedV1.java

@@ -2,8 +2,9 @@ package com.baiyue.common.event;
 
 import java.time.Instant;
 
-/** 海外仓卸柜完成事实；预计报空时间由头程按照片上传时间加两天计算。 */
+/** 海外仓卸柜完成事实；国内订舱 ID 是稳定聚合标识，containerNo 仅用于核对物理柜号。 */
 public record OverseasContainerUnloadedV1(
+        String sourceContainerBookingId,
         String containerNo,
         Instant unloadingCompletedAt,
         Instant unloadingPhotoUploadedAt,

common-event-contract/src/test/java/com/baiyue/common/event/OverseasContainerUnloadedV1Test.java

@@ -13,12 +13,12 @@ class OverseasContainerUnloadedV1Test {
 
     @Test
     void payloadRoundTripsWithStableContainerIdAndUtcFacts() throws Exception {
-        var payload = new OverseasContainerUnloadedV1("MSCU1234567",
+        var payload = new OverseasContainerUnloadedV1("1001", "MSCU1234567",
             Instant.parse("2026-08-20T03:00:00Z"), Instant.parse("2026-08-20T02:30:00Z"), null);
 
         String json = mapper.writeValueAsString(payload);
 
         assertThat(mapper.readValue(json, OverseasContainerUnloadedV1.class)).isEqualTo(payload);
-        assertThat(json).contains("MSCU1234567", "unloadingPhotoUploadedAt");
+        assertThat(json).contains("sourceContainerBookingId", "1001", "MSCU1234567", "unloadingPhotoUploadedAt");
     }
 }