Add Build.run configuration file

A new Build.run.xml file has been introduced to configure the Gradle Run for the project. It includes the setup for tasks like "clean" and "shadowJar", as well as configuration options for the external system and run environment.

.run/Build.run.xml

@@ -0,0 +1,37 @@
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="Build" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value="clean" />
+          <option value="shadowJar" />
+        </list>
+      </option>
+      <option name="vmOptions" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>true</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <EXTENSION ID="com.intellij.execution.ExternalSystemRunConfigurationJavaExtension">
+      <extension name="net.ashald.envfile">
+        <option name="IS_ENABLED" value="false" />
+        <option name="IS_SUBST" value="false" />
+        <option name="IS_PATH_MACRO_SUPPORTED" value="false" />
+        <option name="IS_IGNORE_MISSING_FILES" value="false" />
+        <option name="IS_ENABLE_EXPERIMENTAL_INTEGRATIONS" value="false" />
+        <ENTRIES>
+          <ENTRY IS_ENABLED="true" PARSER="runconfig" IS_EXECUTABLE="false" />
+        </ENTRIES>
+      </extension>
+    </EXTENSION>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <RunAsTest>false</RunAsTest>
+    <method v="2" />
+  </configuration>
+</component>