Improve error handling and logging in message processing

- Updated HandleMessage function to include the actual message content in error notices for invalid messages, enhancing clarity for debugging.
- Added nil check in Value method of tag encoder to prevent potential nil pointer dereference.
- Refactored tag handling in spider to utilize hex-encoded pubkeys for improved compatibility and clarity in filter creation.
- bump to v0.19.10

pkg/protocol/ws/client.go

@@ -307,7 +307,7 @@ func (r *Client) ConnectWithTLS(
 					if r.notices != nil {
 						r.notices <- env.Message
 					} else {
-						log.E.F("NOTICE from %s: '%s'\n", r.URL, env.Message)
+						log.E.F("NOTICE from %s: '%s'", r.URL, env.Message)
 					}
 				case authenvelope.L:
 					env := authenvelope.NewChallenge()