ng serve builds the application and starts a web server
--watch (-w) rebuild when files change
--port (-p) port to serve the application on
--host (-H) host where to listen
--proxy-config (-pc) proxy configuration file
--live-reload (-lr) flag to turn off live reloading
--live-reload-client specify the URL that the live reload browser client will use
--ssl flag to turn on SSL
--ssl-key path to the SSL key
--ssl-cert path to the SSL cert
--open (-o) opens the app in the default browser
--hmr use hot module reload
--target (-t) define the build target
--environment (-e) defines the build environment
--prod flag to set build target and environment to production
--dev flag to set build target and environment to development
--output-path (-po) path where output will be placed
--aot flag whether to build using Ahead of Time compilation
--sourcemap (-sm) output sourcemaps
--vendor-chunk (-vb) use a separate bundle containing only vendor libraries
--base-href (-bh) base url for the application being built
--deploy-url (-d) url where files will be deployed
--verbose (-v) adds more details to output logging
--progress (-pr) log progress to the console while building
--extract-css (-ec) extract css from global styles onto css files instead of js ones
--output-hashing define the output filename cache-busting hashing mode
--poll enable and define the file watching poll time period (milliseconds)