Resolve audio not loading bug

Ensure all assets are downloading for each version

Temporarily disable minecraft versions older than 1.8 because of the asset/manifest loading issues

Implement basic documentation of modules

Implement basic async/multithreading for downloading assets

3 files changed, 17 insertions, 2 deletions

diff --git a/src/util/fs.rs b/src/util/fs.rs
index b86c0d7..8ecd0d0 100644
--- a/src/util/fs.rs
+++ b/src/util/fs.rs
@@ -2,11 +2,13 @@
 
 use std::path::Path;
 
+use tokio::fs::remove_file;
+
 use crate::errors::McError;
 
 pub async fn remove_if_exists(path: &Path) -> Result<(), McError> {
     if path.exists() {
-        tokio::fs::remove_file(path).await?;
+        remove_file(path).await?;
     }
     Ok(())
 }
diff --git a/src/util/mod.rs b/src/util/mod.rs
index 8176b9b..b8531c6 100644
--- a/src/util/mod.rs
+++ b/src/util/mod.rs
@@ -1,2 +1,14 @@
+//! Utility module for the DML launcher.
+//!
+//! This module contains general-purpose helper functions used throughout
+//! the project. It is designed to provide reusable functionality without
+//! being specific to Minecraft or configuration.
+//!
+//! # Submodules
+//! - `fs`: File system utilities such as safe file creation, reading, and
+//!   writing.
+//! - `sha1`: Functions to compute SHA-1 hashes for files and data integrity
+//!   checks.
+
 pub mod fs;
 pub mod sha1;
diff --git a/src/util/sha1.rs b/src/util/sha1.rs
index c5f1021..6684963 100644
--- a/src/util/sha1.rs
+++ b/src/util/sha1.rs
@@ -3,11 +3,12 @@
 use std::path::Path;
 
 use sha1::{Digest, Sha1};
+use tokio::fs::read;
 
 use crate::errors::McError;
 
 pub async fn sha1_hex(path: &Path) -> Result<String, McError> {
-    let data = tokio::fs::read(path).await?;
+    let data = read(path).await?;
     let mut hasher = Sha1::new();
     hasher.update(&data);
     Ok(format!("{:x}", hasher.finalize()))