修正顶底板模板无法打开的问题

src/DatabaseServices/Template/ProgramTempate/TemplateTopBottomBoard.ts

@@ -7,11 +7,13 @@ import { Box3Ext } from "../../../Geometry/Box";
 import { ISpaceParse } from "../../../Geometry/SpaceParse/ISpaceParse";
 import { BoardProcessOption, ComposingType, FaceDirection, LinesType, TBBoardOption } from "../../../UI/Store/BoardInterface";
 import { AutoRecord } from "../../AutoRecord";
+import { Factory } from "../../CADFactory";
 import { CADFiler } from "../../CADFiler";
 import { Board } from "../../Entity/Board";
 import { TemplateRecord } from "../TemplateRecord";
 
 /**顶底板模板 */
+@Factory
 export class TemplateTopBottomBoard extends TemplateRecord
 {
     private _topOption: TBBoardOption;