Add Maven wrapper (Maven 3.9.9)

Author: UweTrottmann

.github/workflows/build-and-test.yml

@@ -25,7 +25,7 @@ jobs:
           java-version: '21'
           cache: 'maven'
       - name: Build with Maven
-        run: mvn --batch-mode -show-version --update-snapshots --errors package
+        run: ./mvnw --batch-mode -show-version --update-snapshots --errors package
       - name: Publish Unit Test Results
         uses: dorny/test-reporter@31a54ee7ebcacc03a09ea97a7e5465a47b84aea5 # v1.9.1
         if: always() # also run if build step failed

.mvn/wrapper/maven-wrapper.jar

@@ -0,0 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+wrapperVersion=3.3.2
+distributionType=bin
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.9/apache-maven-3.9.9-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.3.2/maven-wrapper-3.3.2.jar