SeekQuote Web v0.1.25

- Fixed shortcut/PWA Settings navigation: Settings now returns directly to the Builder instead of trying to close a browser tab.
- Saving Settings in shortcut mode now returns to the Builder automatically.
- AI-generated video slides now treat 3-second readability as a built-in rule.
- AI aims for 8-10 words per slide, never about more than 11, with a 65-character ceiling for SeekScripter carousel generation.
