Refactor project structure and improve performance

Changed the `ProjectRepository` class to be static for easier usage.
Changed `ProjectService` constants to public properties for accessibility.
Changed `App.xaml` to consolidate theme resources into `Override.xaml`.
Changed `App.xaml.cs` to implement an `AppStateMachine` for better state management.
Changed `ConsolePage` and `HierarchyPage` to utilize the new ViewModel structure.
Changed `ProjectPage` to use the `ExplorerItem` model for asset display.
Changed `Entity` and `EntityManager` to enhance component management with a new `IComponentData` interface.
Changed the `Logger` class to introduce structured logging functionality.
Changed the system architecture to support dependency management for better organization.
Changed the `QueryEnumerable` class to allow for more flexible entity queries.
Changed the `TypeHandle` class to improve efficiency in retrieving type handles.
Changed the `World` class to support robust world management and multiple worlds.
Updated the `Test` class to demonstrate the new entity and component management system.

Ghost.Editor/Services/AppStateService.cs

@@ -1,35 +0,0 @@
-using Ghost.Editor.AppStates;
-using Ghost.Editor.Contracts;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-
-namespace Ghost.Editor.Services;
-
-internal class AppStateService(params IEnumerable<IAppState<StateKey>> states)
-{
-    private readonly Dictionary<StateKey, IAppState<StateKey>> _states = states.ToDictionary(s => s.StateKy, s => s);
-    private IAppState<StateKey>? _current;
-
-    public async Task TransitionToAsync(StateKey stateKey, object? parameter = null)
-    {
-        var previous = _current;
-        var next = _states[stateKey];
-
-        if (previous != null)
-        {
-            await previous.OnExitingAsync();
-        }
-
-        await next.OnEnteringAsync(parameter);
-
-        if (previous != null)
-        {
-            await previous.OnExitedAsync();
-        }
-
-        await next.OnEnteredAsync(parameter);
-
-        _current = next;
-    }
-}