Feature/docker dbinit (#2371)

* Standalone tool for initializing of hawkBit Database

Signed-off-by: Avgustin Marinov <Avgustin.Marinov@bosch.com>

* Add docker build for dbinit

Signed-off-by: Avgustin Marinov <Avgustin.Marinov@bosch.com>

---------

Signed-off-by: Avgustin Marinov <Avgustin.Marinov@bosch.com>

hawkbit-repository/hawkbit-repository-jpa-init/src/assembly/jar-with-dependencies.xml

@@ -0,0 +1,34 @@
+<!--
+
+    Copyright (c) 2025 Contributors to the Eclipse Foundation
+
+    This program and the accompanying materials are made
+    available under the terms of the Eclipse Public License 2.0
+    which is available at https://www.eclipse.org/legal/epl-2.0/
+
+    SPDX-License-Identifier: EPL-2.0
+
+-->
+<assembly xmlns="http://maven.apache.org/ASSEMBLY/2.2.0"
+          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:schemaLocation="http://maven.apache.org/ASSEMBLY/2.2.0 https://maven.apache.org/xsd/assembly-2.2.0.xsd">
+    <id>exec</id>
+    <formats>
+        <format>jar</format>
+    </formats>
+    <includeBaseDirectory>false</includeBaseDirectory>
+    <containerDescriptorHandlers>
+        <containerDescriptorHandler>
+            <!-- merge services for flyway -->
+            <handlerName>metaInf-services</handlerName>
+        </containerDescriptorHandler>
+    </containerDescriptorHandlers>
+    <dependencySets>
+        <dependencySet>
+            <outputDirectory>/</outputDirectory>
+            <useProjectArtifact>true</useProjectArtifact>
+            <unpack>true</unpack>
+            <scope>runtime</scope>
+        </dependencySet>
+    </dependencySets>
+</assembly>