Add comments

main.cjs

@@ -142,7 +142,9 @@ function getMatchingPhrase(inputString, targetCharacter) {
 	}
 	return matchingPhrase;
   }
-
+/*
+  Main bot logic. Check for abbreviations by splitting the message at any non-word characters, then if we find a match, create a new array, replace the abbreviation with the phrase, then call replyMessage() and reply to the original message with the corrected one.
+*/
 global.checkMessage = function checkMessage(message, runFromGlobal) { 
 	if (!runFromGlobal) {
 		checkInsult(message);