Addresses minor issues across the engine to improve stability and UI.
- Updates ImGui window size for better rendering
- Adds macro for boolean returns (R_TRUE and R_FALSE)
- Adds missing includes and removes unused code
- Updates shader code to use the new macros and improve readability
Improves the scene editor by adding an inspector window to view and modify entity components.
Adds audio component support with basic playback controls integrated into the inspector.
Adds default audio files.
Adds scene saving and loading functionality, using a component factory for dynamic component creation and serialization.
This allows users to save and load the state of entities, including their components and textures.
A new component factory is introduced to register and create different component types.
Each component implements serialization and deserialization methods, which are used to store and restore the component's state.
A new .ker scene file format is introduced to serialize entity data and to load it back into memory to restore the scene.
Also adds a DemoScene_V12.9.0.ker file to showcase the engine.
