Html Webpack Plugin:
<pre>
  Error: Child compilation failed:
  Module build failed (from ./node_modules/html-loader/index.js):
  Error: ENOENT: no such file or directory, open '/var/lib/jenkins/workspace/iso  nchatbot_frontend/app/index.html':
  Error: ENOENT: no such file or directory, open '/var/lib/jenkins/workspace/iso  nchatbot_frontend/app/index.html'
  
  - compiler.js:79 
    [isonchatbot_frontend]/[html-webpack-plugin]/lib/compiler.js:79:16
  
  - Compiler.js:306 
    [isonchatbot_frontend]/[webpack]/lib/Compiler.js:306:11
  
  - Compiler.js:631 
    [isonchatbot_frontend]/[webpack]/lib/Compiler.js:631:15
  
  
  - Hook.js:154 AsyncSeriesHook.lazyCompileHook
    [isonchatbot_frontend]/[webpack]/[tapable]/lib/Hook.js:154:20
  
  - Compiler.js:628 
    [isonchatbot_frontend]/[webpack]/lib/Compiler.js:628:31
  
  
  - Hook.js:154 AsyncSeriesHook.lazyCompileHook
    [isonchatbot_frontend]/[webpack]/[tapable]/lib/Hook.js:154:20
  
  - Compilation.js:1329 
    [isonchatbot_frontend]/[webpack]/lib/Compilation.js:1329:35
  
  
</pre><script type="text/javascript" src="/main.js"></script>