Using Slash Command produces invald response #1
Description
not sure if this is still working or not. But if you do a custom slash command and do a GET it posts successfully but app scrips has to return a response which slack bot after ever run posts:
<!DOCTYPE html>
<html>
<head>
<link rel="shortcut icon"href="//ssl.gstatic.com/docs/script/images/favicon.ico">
<title>Error</title>
<style type="text/css">
body {background-color: #fff; margin: 0; padding: 0;}.
errorMessage {font-family: Arial,sans-serif; font-size: 12pt; font-weight: bold; line-height: 150%; padding-top: 25px;}
</style>
</head>
<body>
<div>
<img src="//ssl.gstatic.com/docs/script/images/logo.png">
</div>
<center>The script completed but did not return anything.</center>
</body>
</html>