Set up initial structure for the nix builder.

src/main.rs

@@ -0,0 +1,36 @@
+use std::process::ExitCode;
+
+use clap::Parser;
+
+use self::cli::parameters::Cli;
+use self::cli::parameters::Commands;
+use self::command::build::run_build;
+use self::command::daemon::start_daemon;
+use self::error::CustomError;
+use self::init_tracing::init_telemetry;
+use self::init_tracing::shutdown_telemetry;
+mod cli;
+mod command;
+mod config;
+mod error;
+mod init_tracing;
+
+fn main() -> Result<ExitCode, CustomError> {
+    let rt = tokio::runtime::Runtime::new()?;
+    rt.block_on(async { main_body().await })
+}
+
+async fn main_body() -> Result<ExitCode, CustomError> {
+    init_telemetry().expect("Telemetry should initialize successfully.");
+    let args = Cli::parse();
+    match args.command {
+        Commands::Build(args) => {
+            run_build(args).await?;
+        }
+        Commands::Daemon(args) => {
+            start_daemon(args).await?;
+        }
+    };
+    shutdown_telemetry().expect("Telemetry should shutdown successfully.");
+    Ok(ExitCode::SUCCESS)
+}