1. Make conditions in the code.gs for routing based on different ‘v’ parameter in the url.
code.gs
function doGet(e) {if( e.parameters.v == "Conversation"){
return HtmlService.createTemplateFromFile('Conversation').evaluate();
code.gs
function doGet(e) {if( e.parameters.v == "Conversation"){
return HtmlService.createTemplateFromFile('Conversation').evaluate();