Fix comments

index.php

@@ -7,7 +7,7 @@
 	*	For educational purposes only.
 	*	The Server produces an Actor who can be followed.
 	*	The Actor can send messages to followers.
-	*	Those messages can have linkable URls and hashtags.
+	*	Those messages can have linkable URls, hashtags, and mentions.
 	*	The Server saves logs about requests it receives and sends.
 	*	This code is NOT suitable for production use.
 	*	SPDX-License-Identifier: AGPL-3.0-or-later
@@ -244,7 +244,7 @@
 		];
 
 		//	The Accept is sent to the server of the user who requested the follow
-		//	TODO: The path doesn't *always* end with/inbox
+		//	TODO: The path doesn't *always* end with /inbox
 		$host = $inbox_host;
 		$path = parse_url( $inbox_actor, PHP_URL_PATH ) . "/inbox";