feat: redesign homepage with new sections and layout

- Added new component sections including globe visualization, statistics dashboard, interactive stack explorer, and product showcase
- Replaced existing homepage sections with updated components featuring improved visual hierarchy and user engagement
- Removed footer border and adjusted hero section spacing for cleaner visual flow

src/components/Footer.tsx

@@ -3,7 +3,7 @@ import { Container } from './Container'
 
 export function Footer() {
   return (
-    <footer className="border-t border-gray-200">
+    <footer className="">
       <Container>
         <div className="flex flex-col items-start justify-between gap-y-12 pt-16 pb-6 lg:flex-row lg:items-center lg:py-8">
           <div>