Provides a workaround for missing monitor initialization in platform
backends like imgui-winit-support. Without proper monitor initialization,
Dear ImGui throws "Platform init didn't setup Monitors list?" assertion.
- Add monitor_init_fix module with initialization utilities
- Support single and multi-monitor configurations
- Add unit tests and examples
- Document workaround usage
Co-Authored-By: Elias Stepanik <eliasstepanik@proton.me>
