escape all markdown thing

discord.go

@@ -142,14 +142,17 @@ func discordHandleCreate(session *discordgo.Session, create *discordgo.MessageCr
 		}
 	}
 
-	msg.Text = discordMakeHeader(create.Author) + msg.Text
-
 	for i, attachment := range create.Message.Attachments {
 		msg.Text += fmt.Sprintf("\n[Attachment %v](%s)", i, attachment.URL)
 	}
 
 	msg.ParseMode = "MarkdownV2"
 	msg.Text = strings.ReplaceAll(msg.Text, ">", "\\>")
+	msg.Text = strings.ReplaceAll(msg.Text, "_", "\\_")
+	msg.Text = strings.ReplaceAll(msg.Text, "*", "\\*")
+	msg.Text = strings.ReplaceAll(msg.Text, "[", "\\[")
+	msg.Text = strings.ReplaceAll(msg.Text, "`", "\\`")
+	msg.Text = discordMakeHeader(create.Author) + msg.Text
 
 	if m, err := botAPI.Send(msg); err != nil {
 		log.Printf("error relaying message %s, %s", create.Message.ID, err)