Implement rooms V3 through V9

vona/utils/__main__.py

@@ -1,8 +1,9 @@
 print("Available utils:")
 
 a = [
-	"makekey",
-	"joinroom"
+	"makekey - Generate a signing key",
+	"joinroom - Join a remote room",
+	"roomwithver - Brute-force a room with a specific room version",
 ]
 
 for t in a:

vona/utils/roomwithver.py

@@ -0,0 +1,21 @@
+import vona.globals as globals
+import vona.config as config
+import os
+
+versions = [str(i) for i in range(1, 10)]
+desired_ver = input("Desired room version:\n\t")
+
+if desired_ver not in versions:
+	os._exit(1)
+
+try:
+	while True:
+		room_id = os.urandom(8).hex()
+		room_ver = globals.room_version_from_id(room_id)
+
+		if room_ver == desired_ver:
+			print(f"!{room_id}:{config.server_name}")
+			break
+except:
+	print("")
+	pass