Update libium README.md

Author: theRookieCoder

libium/README.md

@@ -1,11 +1,15 @@
 # Libium
 
+> [!IMPORTANT]
+> This project used to be in its [own repository](https://github.com/gorilla-devs/libium), but it has now been moved into ferium's repository to make pull requests and dependency syncing easier.  
+> You will need to go to the old repository to see the commit history.
+
 Libium is the backend of [ferium](https://github.com/gorilla-devs/ferium). It helps manage Minecraft mods from Modrinth, CurseForge, and Github Releases.
 
-These are the main components of libium;
+This is a brief description of the main components of libium
 
-- `config` deals with (surprise, surprise) the config. It defines the config structure and methods to get the config file, deserialise it, etc
-- `modpack` contains manifest/metadata structs for MR and CF modpack formats, and functions for reading these from a zip file
-- `upgrade` contains functions for fetching the latest compatible mod/modpack file, and downloading it
-- `add` contains functions to verify and add a mod to a profile
-- `file_picker` contains functions to show a file picker for both GUI and CLI styles
+- `config` defines the config structure and methods to get the config file, deserialise it, upgrade it to a new version, etc.
+- `modpack` contains manifest/metadata structs for Modrinth and CurseForge modpack formats, reads these from a zip file, and adds modpacks to configs.
+- `upgrade` defines and implements filters, and fetches the latest compatible mod/modpack file, and downloads it.
+- `add` verifies and adds a mod to a profile.
+- `scan` hashes mod files in a directory and sends them to the Modrinth and CurseForge APIs to retrieve mod information and add them to a profile.