Switch to the branch you're interested in (branches = different stages in the series) and compare/ download the source code.
// Run below command if running from Windows _"build": "webpack -d && xcopy src\index.html dist\index.html && webpack-dev-server --content-base src\ --inline --hot --history-api-fallback"_ "build:prod": "webpack -p && xcopy src\index.html dist\index.html"
// Replace webpack npm commands with below if running from Mac or Unix "build": "webpack -d && cp src/index.html dist/index.html && webpack-dev-server --content-base src/ --inline --hot --history-api-fallback" "build:prod": "webpack -p && cp src/index.html dist/index.html"