add GURT URL support for images

flumi/Scripts/Network.gd

@@ -1,14 +1,29 @@
 extends Node
 
 func fetch_image(url: String) -> ImageTexture:
-	var http_request = HTTPRequest.new()
-	add_child(http_request)
-	
 	if url.is_empty():
 		return null
 	
 	var network_request = NetworkManager.start_request(url, "GET", false)
 	
+	var body: PackedByteArray
+	var response_code: int
+	var headers: PackedStringArray
+	var response_headers = {}
+	
+	if url.begins_with("gurt://"):
+		var gurt_body = await fetch_gurt_resource(url, true)
+		if gurt_body.is_empty():
+			return null
+		
+		body = gurt_body
+		response_code = 200
+		headers = PackedStringArray()
+	else:
+		# Handle HTTP/HTTPS URLs
+		var http_request = HTTPRequest.new()
+		add_child(http_request)
+		
 		var request_headers = PackedStringArray()
 		request_headers.append("User-Agent: " + UserAgent.get_user_agent())
 		
@@ -26,13 +41,12 @@ func fetch_image(url: String) -> ImageTexture:
 		var response = await http_request.request_completed
 		
 		var result = response[0]  # HTTPClient.Result
-	var response_code = response[1]  # int
+		response_code = response[1]  # int
-	var headers = response[2]  # PackedStringArray
+		headers = response[2]  # PackedStringArray
-	var body = response[3]  # PackedByteArray
+		body = response[3]  # PackedByteArray
 		
 		http_request.queue_free()
 		
-	var response_headers = {}
 		for header in headers:
 			var parts = header.split(":", 1)
 			if parts.size() == 2: