Replace placeholder strings in labels (debug requests)

JobServer.gd

@@ -2,6 +2,8 @@ extends HTTPRequest
 
 var socket = WebSocketPeer.new()
 
+var client_id
+
 func InitWebsocket():
 	print("Connecting websocket ")
 	socket.max_queued_packets = 32768
@@ -35,6 +37,7 @@ func PollWebsocket():
 			print("Packet: ", packet.slice(0,5), "...")
 			if "welcome" in json:
 				print("Registered as client %s" % json["welcome"]["clientId"])
+				client_id = json["welcome"]["clientId"]
 			if "job" in json:
 				var job = json["job"]
 				print("Recevied Job ", job["jobId"])

Renderer.gd

@@ -93,7 +93,11 @@ func RenderImage(def, zIndex):
 	
 func RenderLabel(def, zIndex):
 	var textNode = Label.new()
-	textNode.text = def["text"]
+	var labelText = def["text"]
+	labelText = labelText.replace('%nodeid%', $"/root/Main/JobServer".client_id)
+	labelText = labelText.replace('%servemode%', $"/root/Main".serve_mode)
+	
+	textNode.text = labelText;
 	var pos = Vector2(float(def["x"]), float(def["y"]))
 	print("Rendering label '%s' at %s" % [def["text"], pos])