feat: update website design and assets

- Replaced multiple hero and background images with new optimized versions
- Removed unused image assets from public/images directory
- Updated typography styles:
  - Removed italic styling from various text components
  - Made eyebrow text uppercase
  - Adjusted H1 font size from 6xl to 5xl on mobile
- Redesigned HomeAurora component with new layout and background
- Added Mulish as primary font family in Tailwind config
- Updated text formatting and spacing

src/pages/home/HomeAgent.tsx

@@ -9,7 +9,7 @@ export function HomeAgent() {
         <div className="mx-auto max-w-4xl text-center">
           <H2>
             Deploy your own{" "}
-            <span className="text-left text-black font-medium text-7xl italic  bg-clip-text bg-gradient-to-r from-blue-400 via-cyan-400 to-violet-400">
+            <span className="text-left text-black font-medium text-7xl  bg-clip-text bg-gradient-to-r from-blue-400 via-cyan-400 to-violet-400">
               <LayoutTextFlip
                 text=""
                 words={[