refactor: 清理调试日志、注释节点并新增指标公式计算能力

1. 移除Sidebar.Item组件中的调试打印日志
2. 注释掉wms/post/flow.vue中的K节点菜单配置
3. 重构cost/comprehensive.vue的统计计算逻辑，新增自定义指标公式解析计算功能，支持变量替换和安全求值

klp-ui/src/views/wms/post/flow.vue

@@ -81,7 +81,7 @@ const NODE_EVENT_CONFIG = {
     { id: 'H', label: '加工完工质检', handler: 'handleOpen', params: { componentPath: 'mes/qc/qualityReview/index' } },
     { id: 'I', label: '登记质量缺陷', handler: 'handleOpen', params: { componentPath: 'wms/coil/abnormal/extend' } },
     { id: 'J', label: '质量等级判定', handler: 'handleOpen', params: { componentPath: 'wms/coil/abnormal/extend' } },
-    { id: 'K', label: '单卷档案', handler: 'handleOpen', params: { componentPath: 'wms/coil/info/index' } },
+    // { id: 'K', label: '单卷档案', handler: 'handleOpen', params: { componentPath: 'wms/coil/info/index' } },
     { id: 'L', label: '编排发货计划', handler: 'handleOpen', params: { componentPath: 'wms/delivery/waybill/index' } },
     { id: 'M', label: '生成发货单', handler: 'handleOpen', params: { componentPath: 'wms/delivery/bills/index' } },
     { id: 'N', label: '发货质量校验', handler: 'handleOpen', params: { componentPath: 'mes/qc/qualityReview/index' } },