chore: initialize Gitea v1.27.2 fork

Includes direct password setup links in registration emails.

Assisted-by: Codex:GPT-5

services/auth/source/ldap/util.go

@@ -0,0 +1,18 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package ldap
+
+// composeFullName composes a firstname surname or username
+func composeFullName(firstname, surname, username string) string {
+	switch {
+	case firstname == "" && surname == "":
+		return username
+	case firstname == "":
+		return surname
+	case surname == "":
+		return firstname
+	default:
+		return firstname + " " + surname
+	}
+}