Main Changes:
- [Improvement]: Implemented toast notifications for web browsing and reasoning.
- [Improvement]: Enhanced distinction between text-to-image and image-to-image models.
- [Improvement]: Hid LLMs/combos when multimedia models are selected.
- [Improvement]: Increased visibility of toast notifications.
- [Feature]: Added coin pricing for model comparisons.
- [Feature]: Enabled attachments in the upload tab.
- [Fix]: Eliminated ghost box during interaction.
