Fix circuit tc UnboundLocalError, chat input bar, heatmap/PCA/FV titles, highlight text, vline annotations black in light mode

Fix light mode: buttons, download btns, option_menu, heatmap/chart fonts, token colors in AI explanations

Theme-aware colors: replace all hardcoded dark colors with get_theme_colors() utility for proper light/dark mode

Update API key and migrate model from qwen2.5-vl-72b to qwen3-vl-30b-a3b-instruct

Add interactive follow-up chat to all analysis pages with context awareness

Disable generation controls for static mode

Update function vectors faithfulness logic and full cache

Fix FV visualization errors and faithfulness caching

Add cached analysis results with LFS

Add vectors with LFS2

Deploy static demo