- 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
- Fix silent failures: catch block no longer overridden by finally; errors now display for 4s before resetting
- Restore hero section on generation failure so the page doesn't look broken
- Extend video polling timeout from 4 min to 30 min (900 attempts)
- Add pending job recovery: save requestId to localStorage on submit, resume polling on studio load with a live banner showing progress
- Add onRequestId callback to all muapi generate methods (generateImage, generateI2I, generateVideo, generateI2V, processV2V)
- New pendingJobs.js utility for CRUD operations on pending jobs in localStorage
- Add seedance-v2.0-i2v to i2vModels with images_list field, aspect ratio, duration (5/10/15s), and quality controls
- Add seedance-v2.0-extend to t2vModels for seamlessly continuing Seedance 2.0 generations
- Auto-store request_id after each Seedance 2.0 t2v/i2v generation
- Show Extend button on canvas after Seedance 2.0 generation; clicking it pre-selects the extend model and auto-passes stored request_id
- Add quality dropdown control to VideoStudio for models that support it
- Show extend banner when extend model is active; optional prompt guides the continuation
- Restore extend context when browsing Seedance 2.0 history entries
- Make prompt optional in muapi.generateVideo and forward request_id for extend endpoint
- Update README with new models and features
