- Added new image assets: image_mode.png, logo-with-bg.png, image-provider.png, and openai.png.
- Enhanced presentation generation state to include theme property.
- Introduced updateTheme action in presentation generation slice.
- Updated user configuration with default LLM and image provider settings.
- Modified Tailwind CSS configuration to include new font families.
- Improved API utility functions for better handling of URLs in Electron environment.
- Adjusted PPTX model utility for border radius handling.
- Expanded provider constants to include URLs and icons for LLM providers.
- Updated provider utility functions for consistent API URL usage.
- Added new quality options for image generation providers.
- Updated package-lock.json to include new dependencies for react-colorful and scheduler.
- Added Codex-related fields to UserConfig and LLMConfig for managing OAuth tokens and model settings.
- Implemented Codex authentication endpoints and integrated them into the application.
- Enhanced LLMClient to support Codex as a valid provider, including token management and refresh logic.
- Updated UI components to include Codex configuration options and authentication status handling.
- Refactored environment variable utilities to accommodate Codex-specific settings.
