add vagrant box for env to properly test CORS issues, cleanup code to…

… reflect more realistic scenario

.gitignore

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+
+*.log
+/html
+/.vagrant

Vagrantfile

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+$provisioningScript = <<SCRIPT
+
+sudo apt-get install -y software-properties-common
+sudo add-apt-repository -y ppa:nginx/stable
+sudo apt-get -y update
+
+if ! [ -L /var/www ]; then
+  rm -rf /var/www
+  ln -fs /vagrant /var/www
+fi
+
+# Install nginx
+sudo apt-get install -y nginx=1.14.*
+
+# Nginx
+if [ ! -f /etc/nginx/sites-available/vagrant ]; then
+    touch /etc/nginx/sites-available/vagrant
+fi
+
+if [ -f /etc/nginx/sites-enabled/default ]; then
+    rm /etc/nginx/sites-enabled/default
+fi
+
+if [ ! -f /etc/nginx/sites-enabled/vagrant ]; then
+    ln -s /etc/nginx/sites-available/vagrant /etc/nginx/sites-enabled/vagrant
+fi
+
+# Configure host
+cat << 'EOF' > /etc/nginx/sites-available/vagrant
+server
+{
+    listen  80;
+    root /vagrant;
+    index index.html index.htm;
+    server_name _;
+    location "/"
+    {
+        try_files $uri $uri/ /index.html?$args;
+    }
+}
+EOF
+
+sudo sed -i 's/sendfile on;/sendfile off;/' /etc/nginx/nginx.conf
+
+sudo service nginx restart
+
+SCRIPT
+
+Vagrant.configure("2") do |config|
+  config.vm.box = "ubuntu/xenial64"
+  config.vm.provision :shell, inline: $provisioningScript
+  config.vm.network "private_network", type: "dhcp"
+end