fix: 自动化代码需检测简称，简称不可以重复。

server/model/system/request/sys_auto_history.go

@@ -25,6 +25,7 @@ func (r *SysAutoHistoryCreate) Create() model.SysAutoCodeHistory {
 		Request:          r.Request,
 		Table:            r.Table,
 		StructName:       r.StructName,
+		Abbreviation:     r.StructName,
 		BusinessDB:       r.BusinessDB,
 		Description:      r.Description,
 		Injections:       r.Injections,

server/model/system/sys_auto_code_history.go

@@ -16,6 +16,7 @@ type SysAutoCodeHistory struct {
 	Package          string             `json:"package" gorm:"column:package;comment:模块名/插件名"`
 	Request          string             `json:"request" gorm:"type:text;column:request;comment:前端传入的结构化信息"`
 	StructName       string             `json:"structName" gorm:"column:struct_name;comment:结构体名称"`
+	Abbreviation     string             `json:"abbreviation" gorm:"column:abbreviation;comment:结构体名称缩写"`
 	BusinessDB       string             `json:"businessDb" gorm:"column:business_db;comment:业务库"`
 	Description      string             `json:"description" gorm:"column:description;comment:Struct中文名称"`
 	Templates        map[string]string  `json:"template" gorm:"serializer:json;type:text;column:templates;comment:模板信息"`