also use the default key as the bunker client key if nothing else is provided.

helpers_key.go

@@ -65,7 +65,7 @@ func gatherSecretKeyOrBunkerFromArguments(ctx context.Context, c *cli.Command) (
 				return nostr.SecretKey{}, nil, fmt.Errorf("bunker client key '%s' is invalid: %w", clientKeyHex, err)
 			}
 		} else {
-			clientKey = nostr.Generate()
+			clientKey = defaultKey()
 		}
 
 		logverbose("[nip46]: connecting to %s with client key %s\n", bunkerURL, clientKey.Hex())

main.go

@@ -46,7 +46,7 @@ var defaultKeyFlags = []cli.Flag{
 	&cli.StringFlag{
 		Name:        "connect-as",
 		Usage:       "private key to use when communicating with nip46 bunkers",
-		DefaultText: "a random key",
+		DefaultText: "the default key (see `nak key default`)",
 		Category:    CATEGORY_SIGNER,
 		Sources:     cli.EnvVars("NOSTR_CLIENT_KEY"),
 	},