[16.0][FIX] fastapi: always add authenticate_partner_id in context wh…

…en evaluating ir rules

This fix is needed since a modificiation of ir.rule that checks the domain when creating/modifying ir rules
The solution is to set authenticate_partner_id to False when it is not present in context

fastapi/fastapi_dispatcher.py

@@ -49,10 +49,6 @@ def _get_environ(self):
     @contextmanager
     def _manage_odoo_env(self, uid=None):
         env = request.env
-        # add authenticated_partner_id=False in the context
-        # to ensure that the ir.rule defined for user's endpoint can be
-        # evaluated even if not authenticated partner is set
-        env = env(context=dict(env.context, authenticated_partner_id=False))
         accept_language = request.httprequest.headers.get("Accept-language")
         context = env.context
         if accept_language:

fastapi/models/ir_rule.py

@@ -17,10 +17,9 @@ class IrRule(models.Model):
     @api.model
     def _eval_context(self):
         ctx = super()._eval_context()
-        if "authenticated_partner_id" in self.env.context:
-            ctx["authenticated_partner_id"] = self.env.context[
-                "authenticated_partner_id"
-            ]
+        ctx["authenticated_partner_id"] = self.env.context.get(
+            "authenticated_partner_id", False
+        )
         return ctx
 
     def _compute_domain_keys(self):