contains changes to the gradle build file to integrate javafx

.idea/kotlinc.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="KotlinJpsPluginSettings">
-    <option name="version" value="1.6.21" />
+    <option name="version" value="1.6.20" />
   </component>
 </project>
\ No newline at end of file

buildSrc/build.gradle

@@ -5,6 +5,14 @@
 plugins {
     // Support convention plugins written in Groovy. Convention plugins are build scripts in 'src/main' that automatically become available as plugins in the main build.
     id 'groovy-gradle-plugin'
+    id 'application'
+    id 'org.jetbrains.kotlin.jvm' version '1.6.20'
+    id 'org.openjfx.javafxplugin' version '0.0.13'
+}
+
+javafx {
+    version = '18.0.2'
+    modules = ['javafx.controls', 'javafx.graphics']
 }
 
 repositories {