security(v3): harden multi-tenant isolation and enhance failure feedback

app/models/event_presenter_models.py

@@ -27,6 +27,9 @@ class Event_Presenter_Base(BaseModel):
         alias = 'event_presenter_id'
     )
 
+    account_id_random: Optional[str]
+    account_id: Optional[int]
+
     external_id: Optional[str]
 
     code: Optional[str]
@@ -197,6 +200,13 @@ class Event_Presenter_Base(BaseModel):
             return redis_lookup_id_random(record_id_random=id_random, table_name='event_presenter')
         return None
 
+    @validator('account_id', always=True)
+    def account_id_lookup(cls, v, values, **kwargs):
+        if isinstance(v, int) and v > 0: return v
+        elif id_random := values.get('account_id_random'):
+            return redis_lookup_id_random(record_id_random=id_random, table_name='account')
+        return None
+
     @validator('event_id', always=True)
     def event_id_lookup(cls, v, values, **kwargs):
         if isinstance(v, int) and v > 0: return v
@@ -253,6 +263,9 @@ class Event_Presenter_Out_Base(BaseModel):
         alias = 'event_presenter_id'
     )
 
+    account_id_random: Optional[str]
+    account_id: Optional[int]
+
     external_id: Optional[str]
 
     code: Optional[str]