From ec357b5884ba9a85d4f25dc17566c0cd362f3899 Mon Sep 17 00:00:00 2001
From: Denis Cornehl <denis@cornehl.org>
Date: Sat, 15 Nov 2025 21:03:53 +0100
Subject: [PATCH] docs.rs cloudfront: forward cache validator headers to origin

---
 terraform/docs-rs/cloudfront.tf | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/terraform/docs-rs/cloudfront.tf b/terraform/docs-rs/cloudfront.tf
index bee46e0c6..7a029a067 100644
--- a/terraform/docs-rs/cloudfront.tf
+++ b/terraform/docs-rs/cloudfront.tf
@@ -57,7 +57,12 @@ resource "aws_cloudfront_origin_request_policy" "docs_rs" {
   headers_config {
     header_behavior = "whitelist"
     headers {
-      items = ["User-Agent", "Referer"]
+      items = [
+        "User-Agent",
+        "Referer",
+        "If-None-Match",
+        "If-Modified-Since"
+      ]
     }
   }