Created separate project for frontend

trader-frontend/build.gradle

@@ -0,0 +1,36 @@
+plugins {
+    id "com.github.node-gradle.node" version "3.1.1"
+}
+
+node {
+    // Whether to download and install a specific Node.js version or not
+    // If false, it will use the globally installed Node.js
+    // If true, it will download node using above parameters
+    // Note that npm is bundled with Node.js
+    download = true
+
+    // Version of node to download and install (only used if download is true)
+    // It will be unpacked in the workDir
+    version = '16.13.0'
+}
+
+task build() {
+    dependsOn npm_run_build
+}
+
+npm_run_build {
+    // make sure the build task is executed only when appropriate files change
+    inputs.files fileTree('public')
+    inputs.files fileTree('src')
+
+    // 'node_modules' appeared not reliable for dependency change detection (the task was rerun without changes)
+    // though 'package.json' and 'package-lock.json' should be enough anyway
+    inputs.file 'package.json'
+    inputs.file 'package-lock.json'
+
+    outputs.dir 'dist'
+}
+
+npm_run_serve {
+
+}