[PTBF] Incriminate objective for Traitor (#30704)

* incriminate obj

* target fix

* kill indententations with bricks

code/game/gamemodes/objective.dm

@@ -595,6 +595,18 @@ GLOBAL_LIST_INIT(potential_theft_objectives, (subtypesof(/datum/theft_objective)
 	var/theft_area
 	var/datum/theft_objective/steal_target
 
+/datum/objective/incriminate
+	name = "Incriminate"
+	martyr_compatible = TRUE
+	delayed_objective_text = "Your objective is to incriminate a crew member for a major level crime without revealing yourself. You will receive further information in a few minutes."
+	completed = TRUE
+
+/datum/objective/incriminate/update_explanation_text()
+	if(target?.current)
+		explanation_text = "Deceive the station. Incriminate [target.current.real_name], the [target.assigned_role] for a major level crime and ensure that you are not revealed as the perpetrator."
+	else
+		explanation_text = "Free Objective"
+
 /datum/objective/steal/found_target()
 	return steal_target