[maven-release-plugin] prepare release v0.2.0

pom.xml

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+<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">
-         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>
 
     <parent>
@@ -11,7 +10,7 @@
 
     <groupId>ch.fritteli.a-maze-r</groupId>
     <artifactId>maze-server</artifactId>
-    <version>0.1.1-SNAPSHOT</version>
+    <version>0.2.0</version>
 
     <description>The A-Maze-R server, offering a REST endpoint to access the Maze Generator.</description>
     <url>https://manuel.friedli.info/maze.html</url>
@@ -44,7 +43,7 @@
         <connection>scm:git:https://gittr.ch/java/maze-server.git</connection>
         <developerConnection>scm:git:ssh://git@gittr.ch/java/maze-server.git</developerConnection>
         <url>https://gittr.ch/java/maze-server</url>
-        <tag>HEAD</tag>
+        <tag>v0.2.0</tag>
     </scm>
 
     <distributionManagement>
@@ -110,8 +109,7 @@
                 <artifactId>maven-shade-plugin</artifactId>
                 <configuration>
                     <transformers>
-                        <transformer
+                        <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
-                                implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                             <mainClass>ch.fritteli.maze.server.Main</mainClass>
                         </transformer>
                     </transformers>