From 20d8f8ae532016b20504121ffda03ce0bab9f274 Mon Sep 17 00:00:00 2001
From: Maksim Eltyshev <meltyshev@gmail.com>
Date: Tue, 14 Oct 2025 23:47:31 +0200
Subject: [PATCH] fix: Make model-level username regex less strict

Closes #1370
---
 server/api/models/User.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/server/api/models/User.js b/server/api/models/User.js
index 68fbffee..ba92d662 100755
--- a/server/api/models/User.js
+++ b/server/api/models/User.js
@@ -51,7 +51,7 @@
  *           type: string
  *           minLength: 3
  *           maxLength: 32
- *           pattern: "^[a-zA-Z0-9]+((_{1}|\\.|){1}[a-zA-Z0-9])*$"
+ *           pattern: "^[a-z0-9._-]*$"
  *           nullable: true
  *           description: Unique username for user identification
  *           example: john_doe
@@ -298,7 +298,7 @@ module.exports = {
       isNotEmptyString: true,
       minLength: 3,
       maxLength: 32,
-      regex: /^[a-zA-Z0-9]+((_|\.)?[a-zA-Z0-9])*$/,
+      regex: /^[a-z0-9._-]*$/,
       allowNull: true,
     },
     avatar: {