Rename builder file

src/core/musichoard/mod.rs

@@ -1,8 +1,8 @@
 //! The core MusicHoard module. Serves as the main entry-point into the library.
 
 #![allow(clippy::module_inception)]
+pub mod builder;
 pub mod musichoard;
-pub mod musichoard_builder;
 
 use std::fmt::{self, Display};
 

src/lib.rs

@@ -8,8 +8,8 @@ pub use core::collection;
 pub use core::interface;
 
 pub use core::musichoard::{
+    builder::MusicHoardBuilder,
     musichoard::{MusicHoard, NoDatabase, NoLibrary},
-    musichoard_builder::MusicHoardBuilder,
     Error,
 };