chore: initialize Gitea v1.27.2 fork

Includes direct password setup links in registration emails.

Assisted-by: Codex:GPT-5

modules/templates/util_string.go

@@ -0,0 +1,66 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package templates
+
+import (
+	"fmt"
+	"html/template"
+	"strings"
+
+	"gitea.dev/modules/util"
+)
+
+type StringUtils struct{}
+
+var stringUtils = StringUtils{}
+
+func NewStringUtils() *StringUtils {
+	return &stringUtils
+}
+
+func (su *StringUtils) ToString(v any) string {
+	switch v := v.(type) {
+	case string:
+		return v
+	case template.HTML:
+		return string(v)
+	case fmt.Stringer:
+		return v.String()
+	default:
+		return fmt.Sprint(v)
+	}
+}
+
+func (su *StringUtils) HasPrefix(s, prefix string) bool {
+	return strings.HasPrefix(s, prefix)
+}
+
+func (su *StringUtils) Contains(s, substr string) bool {
+	return strings.Contains(s, substr)
+}
+
+func (su *StringUtils) Split(s, sep string) []string {
+	return strings.Split(s, sep)
+}
+
+func (su *StringUtils) Join(a []string, sep string) string {
+	return strings.Join(a, sep)
+}
+
+func (su *StringUtils) Cut(s, sep string) []any {
+	before, after, found := strings.Cut(s, sep)
+	return []any{before, after, found}
+}
+
+func (su *StringUtils) EllipsisString(s string, maxLength int) string {
+	return util.EllipsisDisplayString(s, maxLength)
+}
+
+func (su *StringUtils) ToUpper(s string) string {
+	return strings.ToUpper(s)
+}
+
+func (su *StringUtils) TrimPrefix(s, prefix string) string {
+	return strings.TrimPrefix(s, prefix)
+}