docs: Add Component, GameObject, TransformComponent and Scene API documentation

- Add Component class documentation with lifecycle methods
- Add GameObject class documentation with component system
- Add TransformComponent documentation with transform methods
- Add Scene class documentation with GameObject management
- Add SceneManager singleton documentation with scene loading
- Update components.md overview with all component classes
- Update main.md navigation with Scene module

docs/api/components/transform-component/set-scale.md

@@ -0,0 +1,31 @@
+# SetScale
+
+Set the world scale of this transform.
+
+## Syntax
+
+```cpp
+void SetScale(const Math::Vector3& scale);
+```
+
+## Parameters
+
+- `scale` - The new world scale as a `Math::Vector3`.
+
+## Remarks
+
+Sets the world-space scale of this transform. If this transform has a parent, the local scale is computed accordingly.
+
+## See Also
+
+- [GetScale](get-scale)
+- [GetLocalScale](get-local-scale)
+- [SetLocalScale](set-local-scale)
+
+## Examples
+
+```cpp
+void Example(TransformComponent* transform) {
+    transform->SetScale(Math::Vector3(1.5f, 1.5f, 1.5f));
+}
+```