Add parent protocol-gateway-templates pom and Lift config.

Signed-off-by: Carsten Lohmann <[email protected]>

protocol-gateway/pom.xml

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Contributors to the Eclipse Foundation
+   
+    See the NOTICE file(s) distributed with this work for additional
+    information regarding copyright ownership.
+   
+    This program and the accompanying materials are made available under the
+    terms of the Eclipse Public License 2.0 which is available at
+    http://www.eclipse.org/legal/epl-2.0
+   
+    SPDX-License-Identifier: EPL-2.0
+ -->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.eclipse.hono</groupId>
+    <artifactId>hono-protocol-gateway-templates</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <packaging>pom</packaging>
+
+    <name>Hono Protocol Gateway Templates</name>
+    <description>Template modules for protocol gateways for Hono.</description>
+
+    <modules>
+        <module>mqtt-protocol-gateway-template</module>
+        <module>azure-mqtt-protocol-gateway</module>
+    </modules>
+</project>