Use Shadow's fat-jar with launch4j to make JRE-bundled .exe!

.gitignore

@@ -1,5 +1,6 @@
 # Output folder
 output/
+build/
 
 # Any XeLaTeX/PDFLatex logs
 texput.log

build.gradle

@@ -4,6 +4,7 @@ plugins {
     id 'org.openjfx.javafxplugin' version '0.0.7'
     id "com.github.johnrengelman.shadow" version "5.0.0"
     id 'java'
+    id "edu.sc.seis.launch4j" version "2.4.5"
 }
 
 group 'org.idiosapps'
@@ -41,4 +42,14 @@ javafx {
 application {
     mainClassName = 'org.idiosapps.Main'
     applicationName = 'gradedReaderBuilder'
+}
+
+launch4j {
+    outfile = 'gradedReaderBuilder.exe'
+    mainClassName = 'org.idiosapps.Main'
+    copyConfigurable = project.tasks.shadowJar.outputs.files
+    jar = "lib/${project.tasks.shadowJar.archiveName}"
+    bundledJrePath = 'C:\\Program Files\\Java\\jdk-12.0.1'
+    bundledJre64Bit = true
+    // https://github.com/TheBoegl/gradle-launch4j for more options!
 }