chore: initialize Gitea v1.27.2 fork

Includes direct password setup links in registration emails.

Assisted-by: Codex:GPT-5

services/repository/files/file_test.go

@@ -0,0 +1,27 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package files
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestCleanUploadFileName(t *testing.T) {
+	cases := []struct {
+		input, expected string
+	}{
+		{"", ""},
+		{".", ""},
+		{"a/./b", "a/b"},
+		{"a.git", "a.git"},
+		{".git/b", ""},
+		{"a/.git", ""},
+		{"/a/../../b", "b"},
+	}
+	for _, c := range cases {
+		assert.Equal(t, c.expected, CleanGitTreePath(c.input), "input: %q", c.input)
+	}
+}