From 292c098cc791bd7976e001191cb8a44c012e86f3 Mon Sep 17 00:00:00 2001
From: yann-dubrana <135650290+yann-dubrana@users.noreply.github.com>
Date: Wed, 7 Aug 2024 13:25:05 +0200
Subject: [PATCH] fix headers if cache encoder return custom response

---
 fastapi_cache/decorator.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fastapi_cache/decorator.py b/fastapi_cache/decorator.py
index 7df09e8..9ab8db3 100644
--- a/fastapi_cache/decorator.py
+++ b/fastapi_cache/decorator.py
@@ -221,7 +221,8 @@ def cache(
                         return response
 
                 result = cast(R, coder.decode_as_type(cached, type_=return_type))
-
+                if isinstance(result, Response):
+                    result.headers.update(response.headers)
             return result
 
         inner.__signature__ = _augment_signature(wrapped_signature, *to_inject)  # type: ignore[attr-defined]