Modularize (#1)

* configure workspaces

* Modularize domain logic by creating a new `models` crate.

* Moved `LoadingPlugin` and `MenuPlugin` from `core` to a new `ui` module. Updated imports accordingly.

* add theme for instruments

* trunk serve works, remove audio and textures

* remove loading indicator and assets

* rename models to systems

* seperate systems and components from models

* Refactor instrument cluster to leverage reusable composition utilities.

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Co-authored-by: geoffsee <>

crates/systems/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+name = "systems"
+version = "0.1.0"
+edition = "2021"
+publish = false
+
+[dependencies]
+bevy = { workspace = true, features = [
+    "bevy_asset",
+    "bevy_color",
+    "bevy_core_pipeline",
+    "bevy_render",
+    "bevy_sprite",
+    "bevy_text",
+    "bevy_ui",
+    "bevy_window",
+] }
+rand = { version = "0.8.3" }
+components = { path = "../components" }