feat: 增加管芯托盘绑定基础能力（任务1-2）

sql/mysql/lms_daily_plan.sql

@@ -48,6 +48,7 @@ CREATE TABLE IF NOT EXISTS `lms_daily_plan_strategy` (
     `strategy_type` tinyint NOT NULL COMMENT '策略类型：1备货，2套管',
     `strategy_mode` tinyint NOT NULL DEFAULT 1 COMMENT '策略模式：1顺序，2权重',
     `cursor_daily_plan_id` bigint DEFAULT NULL COMMENT '当前游标日计划ID',
+    `cursor_executed_qty` int NOT NULL DEFAULT 0 COMMENT '当前权重轮转已执行数量',
     `version` int NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
     `creator` varchar(64) DEFAULT '' COMMENT '创建者',
     `create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
@@ -59,6 +60,16 @@ CREATE TABLE IF NOT EXISTS `lms_daily_plan_strategy` (
     UNIQUE KEY `uk_strategy_type_tenant` (`strategy_type`, `tenant_id`)
 ) COMMENT='LMS日计划调度策略';
 
+-- 兼容已执行过旧版脚本的数据库，幂等补充逐根权重轮转计数。
+SET @lms_daily_plan_ddl = IF(
+    EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema = DATABASE()
+            AND table_name = 'lms_daily_plan_strategy' AND column_name = 'cursor_executed_qty'),
+    'SELECT 1',
+    'ALTER TABLE lms_daily_plan_strategy ADD COLUMN cursor_executed_qty INT NOT NULL DEFAULT 0 COMMENT ''当前权重轮转已执行数量'' AFTER cursor_daily_plan_id');
+PREPARE lms_daily_plan_stmt FROM @lms_daily_plan_ddl;
+EXECUTE lms_daily_plan_stmt;
+DEALLOCATE PREPARE lms_daily_plan_stmt;
+
 CREATE TABLE IF NOT EXISTS `lms_daily_plan_claim` (
     `claim_id` bigint NOT NULL COMMENT '领取ID',
     `claim_token` varchar(64) NOT NULL COMMENT '对外领取标识',