feat: Added DiscordConfig for future usage

- Added crate::error::Error::IsNotImplemented
- Added Config::full_impl_path
- Added Config::discord_impl for discord crate

discord/src/main.rs

@@ -3,11 +3,15 @@ use dotenvy::dotenv;
 use poise::serenity_prelude as serenity;
 use squad_quest::config::Config;
 
+use crate::config::{ConfigImpl, DiscordConfig};
+
 mod commands;
 mod cli;
+mod config;
 
 struct Data {
     pub config: Config,
+    pub discord: DiscordConfig,
 }
 type Error = Box<dyn std::error::Error + Send + Sync>;
 type Context<'a> = poise::Context<'a, Data, Error>;
@@ -18,6 +22,7 @@ async fn main() {
 
     let cli = cli::Cli::parse();
     let config = Config::load(cli.config.clone());
+    let discord = config.discord_impl().expect("config does not define impl_path");
 
     let token = std::env::var("DISCORD_TOKEN").expect("missing DISCORD_TOKEN");
     let intents = serenity::GatewayIntents::non_privileged();
@@ -30,7 +35,10 @@ async fn main() {
         .setup(|ctx, _ready, framework| {
             Box::pin(async move {
                 poise::builtins::register_globally(ctx, &framework.options().commands).await?;
-                Ok(Data {config})
+                Ok(Data {
+                    config,
+                    discord,
+                })
             })
         })
         .build();