v0.3.2

Refined AI creation workspaces

• Clarified the roles of Quick Create and Creative Studio with a shared model picker and consistent generation interactions.
• Redesigned Quick Create with a cleaner prompt composer, compact media upload, creative canvas, duration slider, and clearer generation cost action.
• Improved Creative Studio history density and responsive behavior across desktop, mobile, light, and dark themes.
• Added complete local mock flows for image, video, and audio generation, including submission, polling, results, and reusable assets.