Add initial structure

internal/tagger/tagger.go

@@ -0,0 +1,17 @@
+// Copyright (C) 2023 NHR@FAU, University Erlangen-Nuremberg.
+// All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+package tagger
+
+import "github.com/ClusterCockpit/cc-backend/pkg/schema"
+
+type Tagger interface {
+	Register() error
+	Match(job *schema.Job)
+}
+
+func Init() error {
+
+	return nil
+}