updated docs, minor changes

bot.go

@@ -36,7 +36,7 @@ type Handshake struct {
 }
 
 type BotHandshake struct {
-	ChannelId string `json:"channel_id"`
+	BotID string `json:"bot_id"`
 }
 
 type GatewayAck struct {
@@ -111,7 +111,7 @@ func main() {
 		return nil
 	})
 
-	bhs := BotHandshake{ChannelId: channelID}
+	bhs := BotHandshake{BotID: "discord-bot"}
 	data, err := json.Marshal(bhs)
 	if err != nil {
 		_ = conn.Close()