feat: implement hgctl agent module (#3267)

hgctl/pkg/agent/common/base.go

@@ -0,0 +1,25 @@
+// Copyright (c) 2022 Alibaba Group Holding Ltd.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package common
+
+// Himarket Product Type
+type ProductType string
+
+const (
+	MCP_SERVER ProductType = "MCP_SERVER"
+	MODEL_API  ProductType = "MODEL_API"
+	REST_API   ProductType = "REST_API"
+	AGENT_API  ProductType = "AGENT_API"
+)