新增混炼示方生成预览与批量创建功能，优化相关字段及用户交互，修复界面显示问题，增强系统稳定性和用户体验。

jeecg-boot/jeecg-module-system/jeecg-system-start/src/main/resources/flyway/sql/mysql/V3.9.2_100__mes_xsl_mixing_spec_stage_count_total.sql

@@ -0,0 +1,3 @@
+-- 段数存「当前段/总段数」文本，如 2/3（不新增字段）
+ALTER TABLE `mes_xsl_mixing_spec`
+  MODIFY COLUMN `stage_count` varchar(20) DEFAULT NULL COMMENT '段数(当前/总)';

jeecg-boot/jeecg-module-system/jeecg-system-start/src/main/resources/flyway/sql/mysql/V3.9.2_101__mes_xsl_mixing_spec_stage_count_revert_total.sql

@@ -0,0 +1,4 @@
+-- 回退误加的 stage_count_total，并确保 stage_count 为 varchar
+ALTER TABLE `mes_xsl_mixing_spec` DROP COLUMN IF EXISTS `stage_count_total`;
+ALTER TABLE `mes_xsl_mixing_spec`
+  MODIFY COLUMN `stage_count` varchar(20) DEFAULT NULL COMMENT '段数(当前/总)';

jeecg-boot/jeecg-module-system/jeecg-system-start/src/main/resources/flyway/sql/mysql/V3.9.2_99__sys_category_is_rubber.sql

@@ -0,0 +1,20 @@
+-- 分类字典：原辅材料子类增加「胶料」标记字段（幂等）
+SET NAMES utf8mb4;
+
+SET @db = DATABASE();
+
+SET @sql = IF(
+  (SELECT COUNT(*) FROM information_schema.COLUMNS WHERE TABLE_SCHEMA = @db AND TABLE_NAME = 'sys_category' AND COLUMN_NAME = 'is_rubber') = 0,
+  'ALTER TABLE `sys_category` ADD COLUMN `is_rubber` varchar(1) DEFAULT ''0'' COMMENT ''是否胶料 1是/0否'' AFTER `has_child`',
+  'SELECT 1'
+);
+PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+
+-- 天然胶、合成胶、再生胶默认标记为胶料
+UPDATE `sys_category`
+SET `is_rubber` = '1', `update_by` = 'admin', `update_time` = NOW()
+WHERE `code` IN (
+  'XSLMES_MATERIAL_RAW_AUX_TRJ',
+  'XSLMES_MATERIAL_RAW_AUX_HCJ',
+  'XSLMES_MATERIAL_RAW_AUX_ZSJ'
+);