feat(lastleg): reserve pallets for container plans

lastleg-service/src/main/resources/db/lastleg.sql

@@ -578,6 +578,27 @@ CREATE TABLE IF NOT EXISTS ll_inbound_plan (
   KEY idx_ll_inbound_plan_container (customer_id, container_no)
 ) ENGINE=InnoDB COMMENT='尾程入库计划表：每张来源入仓单生成一张入库计划，同柜计划共享集装箱号';
 
+CREATE TABLE IF NOT EXISTS ll_container_plan_conversion_command (
+  id BIGINT NOT NULL COMMENT '柜级转换命令ID',
+  source_container_booking_id VARCHAR(128) NOT NULL COMMENT '稳定来源柜预订ID',
+  idempotency_key VARCHAR(128) NOT NULL COMMENT '调用方幂等键',
+  request_hash CHAR(64) NOT NULL COMMENT '确认请求SHA-256摘要',
+  snapshot_version BIGINT NOT NULL COMMENT '确认的柜级快照版本',
+  snapshot_hash CHAR(64) NOT NULL COMMENT '确认的柜级快照SHA-256',
+  warehouse_id BIGINT NOT NULL COMMENT '海外接柜仓ID',
+  batch_key VARCHAR(160) NOT NULL COMMENT '海外仓托盘批次幂等键',
+  status VARCHAR(32) NOT NULL COMMENT 'PREPARED/APPLYING/LOCAL_COMMITTED/COMPLETED',
+  preparation_json JSON NOT NULL COMMENT '稳定计划号与托盘业务键快照',
+  result_json JSON NULL COMMENT '本地计划提交结果',
+  last_error VARCHAR(1000) NULL COMMENT '最近一次跨服务错误',
+  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+  updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
+  PRIMARY KEY(id),
+  UNIQUE KEY uk_ll_container_conversion_command(source_container_booking_id),
+  UNIQUE KEY uk_ll_container_conversion_batch(warehouse_id,batch_key),
+  KEY idx_ll_container_conversion_status(status,updated_at)
+) ENGINE=InnoDB COMMENT='柜级入库计划转换Saga与幂等命令';
+
 CREATE TABLE IF NOT EXISTS ll_inbound_plan_line (
   id BIGINT NOT NULL COMMENT '入库计划明细ID（雪花ID）',
   customer_id VARCHAR(128) NOT NULL COMMENT '客户账号标识',
@@ -616,7 +637,7 @@ CREATE TABLE IF NOT EXISTS ll_inbound_plan_pallet (
   id BIGINT NOT NULL COMMENT '计划托盘ID（雪花ID）',
   customer_id VARCHAR(128) NOT NULL COMMENT '客户账号标识',
   plan_id BIGINT NOT NULL COMMENT '入库计划ID',
-  pallet_no VARCHAR(64) NOT NULL COMMENT '当前托盘编号：分配前为计划占位码，分配后为海外仓实物托盘码',
+  pallet_no VARCHAR(128) NOT NULL COMMENT '海外仓资源服务返回的真实托盘码',
   source_pallet_no VARCHAR(128) NULL COMMENT '一件代发不可变来源托盘号快照',
   pallet_type VARCHAR(32) NULL COMMENT '人工计划托盘类型',
   destination_warehouse_id VARCHAR(128) NULL COMMENT '目的仓ID快照',
@@ -694,7 +715,7 @@ ALTER TABLE ll_inbound_plan_pallet COMMENT='尾程入库计划托盘表：按目
 ALTER TABLE ll_inbound_plan_pallet
   MODIFY COLUMN id BIGINT NOT NULL COMMENT '计划托盘ID（雪花ID）',
   MODIFY COLUMN plan_id BIGINT NOT NULL COMMENT '入库计划ID',
-  MODIFY COLUMN pallet_no VARCHAR(64) NOT NULL COMMENT '当前托盘编号：分配前为计划占位码，分配后为海外仓实物托盘码',
+  MODIFY COLUMN pallet_no VARCHAR(128) NOT NULL COMMENT '海外仓资源服务返回的真实托盘码',
   MODIFY COLUMN destination_warehouse_id VARCHAR(128) NULL COMMENT '目的仓ID快照',
   MODIFY COLUMN destination_warehouse_code VARCHAR(128) NULL COMMENT '目的仓编码快照',
   MODIFY COLUMN destination_warehouse_name VARCHAR(255) NULL COMMENT '目的仓名称快照',