docs(business): 生成业务契约文档并重构MES客户端代码

- 创建案例.md文档，包含业务场景清单、业务流程、案例和回归测试三份完整文档
- WMS库房管理系统涵盖入库、出库、库存、检验、盘点等24个业务场景
- MES产线控制系统包含工单、排产、BOM、备料、质检、追溯等23个业务场景
- 工位终端系统支持上线、报工、下线、领料、巡检等15个现场作业场景
- 主链路从合同到成品入库，异常链路处理不合格、数量不符、退料等情况
- 删除MES客户端中的ScanRecord相关代码，精简客户端结构
- 更新客户端初始化逻辑，移除扫描记录相关的依赖注入配置

bj_power_mes/ent/migrate/schema.go

@@ -645,46 +645,6 @@ var (
 			},
 		},
 	}
-	// ScanRecordColumns holds the columns for the "scan_record" table.
-	ScanRecordColumns = []*schema.Column{
-		{Name: "id", Type: field.TypeInt, Increment: true},
-		{Name: "station", Type: field.TypeString, Size: 32, Default: ""},
-		{Name: "sn", Type: field.TypeString, Size: 64},
-		{Name: "order_no", Type: field.TypeString, Size: 64, Default: ""},
-		{Name: "type", Type: field.TypeString, Size: 20, Default: "PROCESS"},
-		{Name: "process_code", Type: field.TypeInt, Nullable: true},
-		{Name: "operator", Type: field.TypeString, Size: 64, Default: ""},
-		{Name: "time", Type: field.TypeTime},
-		{Name: "created_at", Type: field.TypeTime},
-	}
-	// ScanRecordTable holds the schema information for the "scan_record" table.
-	ScanRecordTable = &schema.Table{
-		Name:       "scan_record",
-		Columns:    ScanRecordColumns,
-		PrimaryKey: []*schema.Column{ScanRecordColumns[0]},
-		Indexes: []*schema.Index{
-			{
-				Name:    "scanrecord_station",
-				Unique:  false,
-				Columns: []*schema.Column{ScanRecordColumns[1]},
-			},
-			{
-				Name:    "scanrecord_sn",
-				Unique:  false,
-				Columns: []*schema.Column{ScanRecordColumns[2]},
-			},
-			{
-				Name:    "scanrecord_order_no",
-				Unique:  false,
-				Columns: []*schema.Column{ScanRecordColumns[3]},
-			},
-			{
-				Name:    "scanrecord_created_at",
-				Unique:  false,
-				Columns: []*schema.Column{ScanRecordColumns[8]},
-			},
-		},
-	}
 	// SemiFlowColumns holds the columns for the "semi_flow" table.
 	SemiFlowColumns = []*schema.Column{
 		{Name: "id", Type: field.TypeInt, Increment: true},
@@ -1181,7 +1141,6 @@ var (
 		ProcessStepTable,
 		ProductTypeTable,
 		RoleTable,
-		ScanRecordTable,
 		SemiFlowTable,
 		StationTable,
 		StationProcessTable,
@@ -1253,9 +1212,6 @@ func init() {
 	RoleTable.Annotation = &entsql.Annotation{
 		Table: "role",
 	}
-	ScanRecordTable.Annotation = &entsql.Annotation{
-		Table: "scan_record",
-	}
 	SemiFlowTable.Annotation = &entsql.Annotation{
 		Table: "semi_flow",
 	}