Feat/model as tool (#2744)

api/core/tools/entities/common_entities.py

@@ -8,15 +8,19 @@ class I18nObject(BaseModel):
     Model class for i18n object.
     """
     zh_Hans: Optional[str] = None
+    pt_BR: Optional[str] = None
     en_US: str
 
     def __init__(self, **data):
         super().__init__(**data)
         if not self.zh_Hans:
             self.zh_Hans = self.en_US
+        if not self.pt_BR:
+            self.pt_BR = self.en_US
 
     def to_dict(self) -> dict:
         return {
             'zh_Hans': self.zh_Hans,
             'en_US': self.en_US,
-        }
+            'pt_BR': self.pt_BR
+        }