Add documentation to gambling commands

src/commands/gambling/balance.rs

@@ -2,6 +2,7 @@ use super::get_user_wealth_mut;
 use crate::common::{Context, Error};
 use poise::serenity_prelude as serenity;
 
+/// Tells you what your or someone else's balance is
 #[poise::command(slash_command, prefix_command)]
 pub async fn balance(ctx: Context<'_>, user: Option<serenity::User>) -> Result<(), Error> {
     let user = user.as_ref().unwrap_or(ctx.author());

src/commands/gambling/give.rs

@@ -2,6 +2,7 @@ use crate::{Context, Error};
 use super::get_user_wealth_mut;
 use poise::serenity_prelude as serenity;
 
+/// Generously donate your tokens to someone else
 #[poise::command(slash_command, prefix_command)]
 pub async fn give(ctx: Context<'_>, user: serenity::User, amount: usize) -> Result<(), Error> {
     if user.bot {

src/commands/gambling/wager.rs

@@ -1,6 +1,7 @@
 use crate::common::{Context, Error};
 use super::get_user_wealth_mut;
 
+/// Put forward an amount of tokens to either lose or earn
 #[poise::command(slash_command, prefix_command)]
 pub async fn wager(ctx: Context<'_>, amount: usize) -> Result<(), Error> {
     let mut users = ctx.data().users.lock().await;