feat: clean dist folder when dev server is first launched

fix: remove html encoding from html webpack filenames

refactor: replaced liquid loader with copy plugin

perf: optimized assets handling, copying and cleaning

fix: changed devtool to eval-source-map for hmr

fix: asset generator filename

fix: updated development asset handling

fix: dev server not detecting liquid file changes

fix: liquid styles for development

fix: webpack 5 hot middleware

webpack/webpack-hot-middleware#391