Prepare for room v3+, misc bugfixes

vona/custom/synapse.py

@@ -2,15 +2,12 @@ from vona.federation import send_join
 import vona.globals as globals
 import vona.config as config
 
-import base64
-import re
 import os
 
 from flask import (
 	Blueprint,
 	jsonify,
 	request,
-	Response,
 )
 
 synapse = Blueprint("synapse", __name__)
@@ -99,7 +96,7 @@ async def whois(user_id):
 			"": {
 				"sessions": [{
 					"connections": [{
-						"ip":f"127.0.0.1",
+						"ip":"127.0.0.1",
 						"last_seen":config.the_funny_number,
 						"user_agent":f"Vona/{globals.version}"
 					}]