From f0209fbdc8c710c42f44d5a6a9e0f1ae3bd852fe Mon Sep 17 00:00:00 2001
From: Philip Peterson <1326208+philip-peterson@users.noreply.github.com>
Date: Fri, 5 Jun 2026 23:26:15 -0700
Subject: [PATCH] Add WebSocket proxy headers to paperless nginx vhost

Paperless-ngx uses WebSockets to push task completion status to the
browser. Without Upgrade/Connection headers the UI hangs indefinitely
after upload while waiting for the done notification.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 nixos/nginx.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/nixos/nginx.nix b/nixos/nginx.nix
index 15168f4..a570b1f 100644
--- a/nixos/nginx.nix
+++ b/nixos/nginx.nix
@@ -121,6 +121,10 @@
         locations."/" = {
           proxyPass = "http://127.0.0.1:8000/";
           extraConfig = ''
+            proxy_http_version 1.1;
+            proxy_set_header Upgrade $http_upgrade;
+            proxy_set_header Connection "upgrade";
+            proxy_read_timeout 86400;
             client_max_body_size 100M;
           '';
         };