Move macro commands to own module

Lots of code here

src/commands/command_macro/mod.rs

@@ -0,0 +1,19 @@
+use crate::{Context, Error};
+
+pub mod delete;
+pub mod list;
+pub mod migrate;
+pub mod record;
+pub mod run;
+
+/// Record and replay command sequences
+#[poise::command(
+    slash_command,
+    rename = "macro",
+    guild_only = true,
+    default_member_permissions = "MANAGE_GUILD",
+    identifying_name = "macro_base"
+)]
+pub async fn macro_base(_ctx: Context<'_>) -> Result<(), Error> {
+    Ok(())
+}