countdown command

src/main.rs

@@ -216,6 +216,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
         .add_command("natural", &reminder_cmds::NATURAL_COMMAND)
         .add_command("n", &reminder_cmds::NATURAL_COMMAND)
         .add_command("", &reminder_cmds::NATURAL_COMMAND)
+        .add_command("countdown", &reminder_cmds::COUNTDOWN_COMMAND)
         // management commands
         .add_command("look", &reminder_cmds::LOOK_COMMAND)
         .add_command("del", &reminder_cmds::DELETE_COMMAND)