fix(dispatch): publish PC date and daily sequence numbering

deploy/sql/海外区域统一增量-MySQL8.sql

@@ -1656,6 +1656,12 @@ CREATE TABLE ll_monthly_exchange_rate_history (
   KEY idx_ll_exchange_rate_history (exchange_rate_id,created_at)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='月度汇率变更历史';
 
+CREATE TABLE IF NOT EXISTS ll_dispatch_daily_sequence (
+  business_date DATE NOT NULL COMMENT '排车编号业务日期（Asia/Shanghai）',
+  last_sequence INT NOT NULL COMMENT '当日已分配排车流水号，范围0001至9999',
+  PRIMARY KEY(business_date)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='排车单号每日独立原子流水';
+
 CREATE TABLE ll_order (
   id bigint NOT NULL COMMENT '雪花 ID',
   order_no varchar(32) COLLATE utf8mb4_unicode_ci NOT NULL COMMENT '尾程单号',