refactor: move workspace policy into core

compositor/Cargo.toml

@@ -6,6 +6,7 @@ license.workspace = true
 rust-version.workspace = true
 
 [dependencies]
+ferese-core = { path = "../crates/ferese-core" }
 ferese-layout = { path = "../crates/ferese-layout" }
 libc.workspace = true
 smithay.workspace = true

compositor/src/state.rs

@@ -6,7 +6,8 @@ use std::{
     time::Instant,
 };
 
-use ferese_layout::{Axis, Direction, GapConfig, Rect, WindowId, WorkspaceSet};
+use ferese_core::WorkspaceSet;
+use ferese_layout::{Axis, Direction, GapConfig, Rect, WindowId};
 
 use smithay::{
     desktop::{PopupManager, Space, Window, WindowSurfaceType},