add ai functions

backend/src/ideas/ideas.module.ts

@@ -3,11 +3,12 @@ import { TypeOrmModule } from '@nestjs/typeorm';
 import { IdeasService } from './ideas.service';
 import { IdeasController } from './ideas.controller';
 import { Idea } from './entities/idea.entity';
+import { SpecificationHistory } from './entities/specification-history.entity';
 
 @Module({
-  imports: [TypeOrmModule.forFeature([Idea])],
+  imports: [TypeOrmModule.forFeature([Idea, SpecificationHistory])],
   controllers: [IdeasController],
   providers: [IdeasService],
-  exports: [IdeasService],
+  exports: [IdeasService, TypeOrmModule],
 })
 export class IdeasModule {}