Switching foreign jkey to PydanticObjectId

api/rpk-api/firm/entity/models.py

@@ -2,7 +2,7 @@ from datetime import date, datetime
 from typing import List, Literal, Optional
 
 from pydantic import Field, BaseModel
-from beanie import Indexed
+from beanie import Indexed, PydanticObjectId
 
 from firm.core.models import CrudDocument
 from firm.core.filter import Filter, FilterSchema
@@ -39,7 +39,7 @@ class Individual(EntityType):
 
 class Employee(BaseModel):
     position: Indexed(str) = Field(title='Poste')
-    entity_id: str = Field(
+    entity_id: PydanticObjectId = Field(
         foreignKey={
             "reference": {
                 "resource": "entity",