feat: schema-builder and resolver-builder can handle relations (#2398)

* feat: wip add relation

* feat: add relation for custom and standards objects

* fix: use enum instead of magic string

* fix: remove dead code & fix tests

* fix: typo

* fix: BooleanFilter is missing

* fix: Malformed result error

server/src/tenant/query-builder/query-builder.module.ts

@@ -0,0 +1,12 @@
+import { Module } from '@nestjs/common';
+
+import { QueryBuilderFactory } from './query-builder.factory';
+
+import { queryBuilderFactories } from './factories/factories';
+
+@Module({
+  imports: [],
+  providers: [...queryBuilderFactories, QueryBuilderFactory],
+  exports: [QueryBuilderFactory],
+})
+export class QueryBuilderModule {}