chore: initialize Gitea v1.27.2 fork

Includes direct password setup links in registration emails.

Assisted-by: Codex:GPT-5

models/packages/rpm/search.go

@@ -0,0 +1,23 @@
+// Copyright 2024 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package rpm
+
+import (
+	"context"
+
+	packages_model "gitea.dev/models/packages"
+	rpm_module "gitea.dev/modules/packages/rpm"
+)
+
+// GetGroups gets all available groups
+func GetGroups(ctx context.Context, ownerID int64) ([]string, error) {
+	return packages_model.GetDistinctPropertyValues(
+		ctx,
+		packages_model.TypeRpm,
+		ownerID,
+		packages_model.PropertyTypeFile,
+		rpm_module.PropertyGroup,
+		nil,
+	)
+}