Adds a config option to use account creation age for job timers. (#20109)

code/__HELPERS/bandetect.dm

@@ -10,6 +10,8 @@
 
 	if(query.NextRow())
 		var/diff = text2num(query.item[1])
+		if(config.use_account_age_for_jobs)
+			player_age = max(0,diff)	//So job code soesn't freak out if they are time traveling.
 		if(diff < YOUNG)
 			var/msg = "(IP: [address], ID: [computer_id]) is a new BYOND account made on [y]-[m]-[d]."
 			if(diff < 0)

code/controllers/configuration.dm

@@ -82,6 +82,7 @@
 	var/admin_legacy_system = 0	//Defines whether the server uses the legacy admin system with admins.txt or the SQL system. Config option in config.txt
 	var/ban_legacy_system = 0	//Defines whether the server uses the legacy banning system with the files in /data or the SQL system. Config option in config.txt
 	var/use_age_restriction_for_jobs = 0 //Do jobs use account age restrictions? --requires database
+	var/use_account_age_for_jobs = 0	//Uses the time they made the account for the job restriction stuff. New player joining alerts should be unaffected.
 	var/see_own_notes = 0 //Can players see their own admin notes (read-only)? Config option in config.txt
 
 	//Population cap vars
@@ -268,6 +269,8 @@
 					config.ban_legacy_system = 1
 				if("use_age_restriction_for_jobs")
 					config.use_age_restriction_for_jobs = 1
+				if("use_account_age_for_jobs")
+					config.use_account_age_for_jobs = 1
 				if("lobby_countdown")
 					config.lobby_countdown = text2num(value)
 				if("round_end_countdown")