fix(json-api-nestjs-sdk): add id field in atomic body for add operation with tmpId

if set Id should be use as id and tmpId.

Author: klerick

libs/json-api/json-api-nestjs-sdk/src/lib/utils/generate-atomic-body.spec.ts

@@ -99,7 +99,7 @@ describe('GenerateAtomicBody', () => {
 
       const expectedBodyData = {
         op: Operation.add,
-        ref: { type: 'book-list', tmpId: entity.id },
+        ref: { type: 'book-list', tmpId: entity.id, id: 'tmpId' },
         data: {
           attributes: {
             text: entity.text,

libs/json-api/json-api-nestjs-sdk/src/lib/utils/generate-atomic-body.ts

@@ -46,6 +46,9 @@ export class GenerateAtomicBody<
     const rel = relationType ? { relationship: String(relationType) } : {};
     const tmpId =
       op === 'add' && id && !relationType ? { tmpId: String(id) } : {};
+    if (op === 'add' && id && !relationType) {
+      idObj['id'] = String(id);
+    }
     this.bodyData = {
       op,
       ref: { type, ...idObj, ...rel, ...tmpId },