- Create TODO.md
- Rewrite app.py as Flask app (handle routes, Ollama integration, sessions)
- Create templates/index.html (welcome screen, chat layout, sidebar, input bar)
- Create static/css/styles.css (modern styling, animations, branding, responsive)
- Create static/js/script.js (interactivity, chat flow, animations, features like theme toggle, export)
- Update run.ps1 to run Flask app
- Test locally: Flask app starts successfully on http://127.0.0.1:5000
- Add continuous thinking/typing animation with typewriter effect
- Add enhanced markdown support with theme-aware styling for severity/risk/remediation labels
- Implement ChatGPT-style left sidebar with conversation list, smooth slide animations, Clear History and New Chat buttons
- Update main chat area with ChatGPT bubble styling, smooth scrollable window, fixed input at bottom
- Replace window.confirm() with center-screen modal for delete confirmation (dimmed overlay, fade-in/scale-up animations)
- Add modal functionality: showModal(), hideModal(), click outside/ESC to close, Delete/Cancel buttons
- Update CSS for modal styles, sidebar slide animations, chat bubbles, responsive layout
- Test all new UI features: sidebar toggle, modal interactions, chat flow
- Complete task: Full ChatGPT-style conversation UI with modal delete confirmation