pAI improvements and fixes (#8000)

rebranded and reduced #6814

 Fix pAI preferences not working (fixes #2772)
 Ports pAI submission window to VueUi

code/modules/mob/abstract/observer/observer.dm

@@ -926,4 +926,22 @@ mob/abstract/observer/MayRespawn(var/feedback = 0, var/respawn_type = null)
 		to_chat(usr, "<span class='danger'>The round hasn't started yet!</span>")
 		return
 
-	SSghostroles.vui_interact(src)
+	SSghostroles.vui_interact(src)
+
+/mob/abstract/observer/verb/submitpai()
+	set category = "Ghost"
+	set name = "Submit pAI personality"
+	set desc = "Submits you pAI personality to the pAI candidate pool."
+
+	if(jobban_isbanned(src, "pAI"))
+		to_chat(src, "You are job banned from the pAI position.")
+		return
+	SSpai.recruitWindow(src)
+
+/mob/abstract/observer/verb/revokepai()
+	set category = "Ghost"
+	set name = "Revoke pAI personality"
+	set desc = "Removes you from the pAI candidite pool."
+
+	if(SSpai.revokeCandidancy(src))
+		to_chat(src, "You have been removed from the pAI candidate pool.")

code/modules/vueui/ui.dm

@@ -29,6 +29,8 @@ main ui datum.
 	var/windowid
 	// determines if ui state should be constantly be cheacked for updates
 	var/auto_update_content = FALSE
+	// list for storing ui sensitive data. this meant for object data tracking
+	var/list/metadata 
 
 /**
   * Creates a new ui