- Add mode control (fun/normal/spicy) to VideoStudio for models that support it; wired through generateVideo and generateI2V in muapi.js
- Add getModesForModel helper to models.js
- Header key button now opens SettingsModal to update API key in-place instead of wiping and reloading
- Add ImageStudio component with prompt input, model/AR/resolution pickers
- Integrate Muapi API client with x-api-key auth and result polling
- Add generation history sidebar with thumbnails and download
- Add AuthModal and SettingsModal for API key management
- Configure Vite proxy for CORS-free API access in development
- Add model definitions with endpoint mappings from schema data
- Add Tailwind CSS styling with dark theme and glassmorphism design
- Add Header component with settings and logout controls
