code cleanup and play command polish

src/commands/tools/register.rs

@@ -0,0 +1,12 @@
+use crate::{Context, Error};
+
+#[poise::command(prefix_command, check = "check")]
+pub async fn register(ctx: Context<'_>) -> Result<(), Error> {
+    poise::builtins::register_application_commands_buttons(ctx).await?;
+    Ok(())
+}
+
+async fn check(ctx: Context<'_>) -> Result<bool, Error> {
+    let owner = std::env::var("OWNER_ID").expect("Environment variable `OWNER_ID` not found");
+    Ok(ctx.author().id.to_string() == owner)
+}