web.config

<configuration>
	<system.webServer>
		<httpErrors existingResponse="PassThrough" />
        <httpProtocol>
            <customHeaders>
                <add name="Access-Control-Allow-Origin" value="*" />
            </customHeaders>
        </httpProtocol>
		<handlers>
			<add name="iisnode" path="server.js" verb="*" modules="iisnode" />
		</handlers>
        <rewrite>  
            <rules>  
                <rule name="LogFile" patternSyntax="ECMAScript" stopProcessing="true">  
                    <match url="iisnode"/>  
                </rule>  
                <rule name="NodeInspector" patternSyntax="ECMAScript" stopProcessing="true">                      
                    <match url="^server.js\/debug[\/]?" />  
                </rule>  
                <rule name="StaticContent">  
                    <action type="Rewrite" url="public{{REQUEST_URI}}"/>  
                </rule>  
                <rule name="DynamicContent">  
                    <conditions>  
                        <add input="{{REQUEST_FILENAME}}" matchType="IsFile" negate="True"/>  
                    </conditions>  
                    <action type="Rewrite" url="server.js"/>  
                </rule>  
            </rules>  
        </rewrite>  
  </system.webServer>
</configuration>