Send `x-robots-tag: noindex,nofollow` with the login page

SemrushBot, you better obey this one

Changelog.md

@@ -11,6 +11,7 @@ This file holds the changelog for Pepperminty Wiki. This is the master list of t
 
 ## Changed
  - Updated the [configuration guide](https://starbeamrainbowlabs.com/labs/peppermint/peppermint-config-info.php) to include count of how many settings we have
+ - Also send a `x-robots-tag: noindex, nofollow` HTTP header for the login page (Semrush Bot, you better obey this one)
 
 
 ## Fixed

modules/page-login.php

@@ -43,6 +43,7 @@ register_module([
 				header("location: " . $_GET["returnto"]);
 			}
 			
+			header("x-robots-tag: noindex, nofollow");
 			page_renderer::add_header_html('<meta name="robots" content="noindex, nofollow" />');