Added Gradle (To Auto Install Node + NPM)

build.gradle

@@ -0,0 +1,42 @@
+import groovy.json.JsonSlurper
+/*
+ * This file was generated by the Gradle 'init' task.
+ *
+ * This is a general purpose Gradle build.
+ * To learn more about Gradle by exploring our Samples at https://docs.gradle.org/8.7/samples
+ */
+
+def getLatestNodeVersionForMajor(int majorVersion) {
+    def nodeDistUrl = 'https://nodejs.org/dist/index.json'
+    def jsonSlurper = new JsonSlurper()
+    def nodeVersions = jsonSlurper.parseText(nodeDistUrl.toURL().text)
+
+    nodeVersions.find { it.version.startsWith("v${majorVersion}.") }.version.substring(1)
+}
+
+plugins {
+    id "com.dorongold.task-tree" version "3.0.0"
+    id "com.github.node-gradle.node" version "7.0.2"
+}
+
+node {
+    download = true
+    version = getLatestNodeVersionForMajor(20)
+    npmInstallCommand = 'clean-install'
+}
+
+npmInstall {
+    inputs.files file('package.json'), file('package-lock.json')
+    outputs.dir file('node_modules')
+}
+
+task createOutDir {
+    doLast {
+        file("out").mkdirs()
+    }
+}
+
+task compileAdblockList(type: NpmTask) {
+    dependsOn npmInstall, createOutDir
+    args = ['run', 'compile']
+}