add v:serve shortcut for vagrant

automatically install nodejs and yarn
add some info on change detection in vagrant to BUILDING.md

.dev/vagrant/provision.sh

@@ -21,6 +21,12 @@ debconf-set-selections <<< 'mariadb-server-5.5 mysql-server/root_password_again
 # actually install
 apt-get install -y php7.2 php7.2-cli php7.2-gd php7.2-mysql php7.2-pdo php7.2-mbstring php7.2-tokenizer php7.2-bcmath php7.2-xml php7.2-fpm php7.2-memcached php7.2-curl php7.2-zip php-xdebug mariadb-server nginx curl tar unzip git memcached > /dev/null
 
+echo "Install nodejs and yarn"
+curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
+echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
+curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -
+apt-get -y install nodejs yarn > /dev/null
+
 echo "Install composer"
 curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
 

BUILDING.md

@@ -37,6 +37,14 @@ is the `--host` flag, which is required and should point to the machine where th
 The second is the `PUBLIC_PATH` environment variable which is the URL pointing to the HMR server and is appended to all of
 the asset URLs used in Pterodactyl.
 
+#### Vagrant
+If you want to use HMR with our Vagrant image, you can use `yarn run v:serve` as a shortcut for the correct parameters.
+In order to have proper file change detection you can use the [`vagrant-notify-forwarder`](https://github.com/mhallin/vagrant-notify-forwarder) to notify file events from the host to the VM.
+```sh
+vagrant plugin install vagrant-notify-forwarder
+vagrant reload
+```
+
 ### Building for Production
 Once you have your files squared away and ready for the live server, you'll be needing to generate compiled, minified, and
 hashed assets to push live. To do so, run the command below:

package.json

@@ -57,6 +57,7 @@
         "watch": "NODE_ENV=development ./node_modules/.bin/webpack --watch --progress",
         "build": "NODE_ENV=development ./node_modules/.bin/webpack --progress",
         "build:production": "NODE_ENV=production ./node_modules/.bin/webpack",
-        "serve": "NODE_ENV=development webpack-serve --hot --config ./webpack.config.js"
+        "serve": "webpack-serve --hot --config ./webpack.config.js",
+        "v:serve": "PUBLIC_PATH=http://192.168.50.2:8080 NODE_ENV=development webpack-serve --hot --config ./webpack.config.js --host 192.168.50.2 --no-clipboard"
     }
 }