First dispatcher

- Create (sub)command structure.
- First experimental dispatcher to start the daemon.

src/main.rs

@@ -2,9 +2,15 @@
 // Husk milter
 //
 
-use std::{env, process};
+use std::process;
 use std::sync::{Arc, Mutex};
 
+use clap::Parser;
+use types::defaults;
+
+pub mod cli;
+use cli::cli_args::CliArgs;
+pub mod commands;
 pub mod config;
 use config::{HuskConfig, HuskConfigContainer};
 pub mod types;
@@ -15,9 +21,14 @@ use daemon::Daemon;
 
 #[tokio::main]
 async fn main() {
+    let args = CliArgs::parse();
 
-    let config_file = env::args().nth(1).expect("config file missing");
-    let husk_config = match HuskConfig::load(&config_file) {
+    let config_file = match &args.config {
+        Some(c) => c.as_str(),
+        None => defaults::CONFIG_FILE_LOCATION
+    };
+
+    let husk_config = match HuskConfig::load(config_file) {
         Ok(config) => config,
         Err(e) => {
             eprintln!("{:?}", e);
@@ -31,7 +42,7 @@ async fn main() {
 
     let config_container: HuskConfigContainer = Arc::new(Mutex::new(husk_config));
 
-    match Daemon::run(config_container).await {
+    match commands::dispatch(args, config_container).await {
         Ok(_) => {
             println!("exiting...");
         },