Add GraalJS QRCode demo using gradle and webpack.

.github/workflows/graaljs-gradle-webpack-guide.yml

@@ -0,0 +1,33 @@
+name: Test GraalJS Gradle Webpack Guide
+
+on:
+  push:
+    paths:
+      - 'graaljs/graaljs-gradle-webpack-guide/**'
+      - '.github/workflows/graaljs-gradle-webpack-guide.yml'
+  pull_request:
+    paths:
+      - 'graaljs/graaljs-gradle-webpack-guide/**'
+      - '.github/workflows/graaljs-gradle-webpack-guide.yml'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+jobs:
+  run:
+    name: 'graaljs-gradle-webpack-guide'
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    steps:
+      - uses: actions/checkout@v4
+      - uses: graalvm/setup-graalvm@v1
+        with:
+          java-version: '24.0.0'
+          distribution: 'graalvm'
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          cache: 'gradle'
+      - name: Build and run 'graaljs-gradle-webpack-guide'
+        run: |
+          cd graaljs/graaljs-gradle-webpack-guide
+          ./gradlew build
+          ./gradlew run --args="https://www.graalvm.org/javascript"

graaljs/README.md

@@ -10,4 +10,5 @@ This directory contains demo applications and guides for [GraalJS](https://www.g
 
 ## Guides
 
-- [Use Node Packages in a Java SE application](graaljs-maven-webpack-guide/)
+- [Use Node Packages in a Java SE application (Maven version)](graaljs-maven-webpack-guide/)
+- [Use Node Packages in a Java SE application (Gradle version)](graaljs-gradle-webpack-guide/)

graaljs/graaljs-gradle-webpack-guide/.gitignore

@@ -0,0 +1,44 @@
+.gradle
+build/
+!gradle/wrapper/gradle-wrapper.jar
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
+
+node_modules/