From 0fd02b8d019400af113f8ca780054bef83db4e20 Mon Sep 17 00:00:00 2001
From: Danny <dannyjosephgarcia@gmail.com>
Date: Thu, 8 Jan 2026 18:27:03 -0600
Subject: [PATCH] fix: increase Nginx header buffer size for IAP JWT tokens

Increases client_header_buffer_size to 4k and large_client_header_buffers
to 4 16k to handle large Google Cloud IAP JWT headers that were causing
500 errors.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
---
 nginx.conf | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/nginx.conf b/nginx.conf
index 3aa17e6..59e4c89 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -2,6 +2,10 @@ server {
     listen 80;
     server_name _;
 
+    # Increase buffer size to handle large IAP JWT headers
+    client_header_buffer_size 4k;
+    large_client_header_buffers 4 16k;
+
     root /usr/share/nginx/html;
     index index.html;