Add French documentation: Quickstart guide and README for Aerium Air Quality Dashboard

feat: add AI chat widget and markdown renderer components

feat: add Landing3 component and route for enhanced landing experience

fix: comment out enhanced scroll indicator in Landing2 component

feat: add new footer images and update styles for improved landing page aesthetics

feat: enhance landing page components with improved styling and functionality

feat: update landing sections with improved text and styling for clarity and consistency

Add footer-light3.png asset for landing page

fix margin top

feat: enhance app layout and footer with improved theme handling and updated links

Merge branch 'main' of https://github.com/zylowssh/Aerium

db

Merge pull request #2 from zylowssh/page-development

feat: redesign Remotion video with clean motion design

feat: enhance Vite React project responsiveness and fix Tailwind CSS warnings