potential fix for not crashing properly

main.py

@@ -7,6 +7,7 @@ from nostr.relay_manager import RelayManager
 from nostr.message_type import ClientMessageType
 from nostr.key import PrivateKey
 
+try:
     relay_manager = RelayManager()
     relay_manager.add_relay("wss://nostr.0x50.tech")
     # relay_manager.add_relay("wss://relay.damus.io")
@@ -26,7 +27,6 @@ private_key = PrivateKey(bytes.fromhex(env_private_key))
 
     old_block_height = 0
     while True:
-    try:
         url = "https://blockchain.info/latestblock"
         response = requests.get(url)
         data = response.json()
@@ -46,4 +46,5 @@ while True:
         time.sleep(5)
 except Exception as e:
     print(e)
+    relay_manager.close_connections()
     exit(1)