From cfa9ef4726833d0e7c5dff6c18fd4575385c0d5f Mon Sep 17 00:00:00 2001
From: Nicode <RD_Nicode@outlook.com>
Date: Mon, 2 Jun 2025 20:53:39 +0800
Subject: [PATCH] fix: lowercase remote-user header in authelia auto-login
 procedure

Ensure the remote-user header is lowercased to fix case-sensitivity issues in the authelia auto-login process, improving compatibility.
---
 default/config.yaml | 2 +-
 src/users.js        | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/default/config.yaml b/default/config.yaml
index 00476a198..afc0ada2d 100644
--- a/default/config.yaml
+++ b/default/config.yaml
@@ -70,7 +70,7 @@ enableDiscreetLogin: false
 # https://www.authelia.com/
 # This will use auto login to an account with the same username
 # as that used for authlia. (Ensure the username in authlia
-# is an exact match with that in sillytavern)
+# is an exact match in lowercase with that in sillytavern)
 autheliaAuth: false
 # If `basicAuthMode` and this are enabled then
 # the username and passwords for basic auth are the same as those
diff --git a/src/users.js b/src/users.js
index c1e631de5..812b16296 100644
--- a/src/users.js
+++ b/src/users.js
@@ -760,7 +760,7 @@ async function autheliaUserLogin(request) {
 
     const userHandles = await getAllUserHandles();
     for (const userHandle of userHandles) {
-        if (remoteUser === userHandle) {
+        if (remoteUser.toLowerCase() === userHandle) {
             const user = await storage.getItem(toKey(userHandle));
             if (user && user.enabled) {
                 request.session.handle = userHandle;