refactor: consolidate cloud and agents page components

- Removed duplicate hero component variations (AgentsHero/AgentsHeroAlt, CloudHero/CloudHeroAlt)
- Deleted unused CloudCTA, CloudGettingStarted, and CloudDesign components
- Cleaned up empty files and legacy page structure

src/pages/agents/archive/AgentsHero.tsx

@@ -2,9 +2,9 @@
 
 import { useId, useState } from 'react'
 
-import { Button } from '../../components/Button'
-import { Container } from '../../components/Container'
-import ContactForm from '../../components/ContactForm'
+import { Button } from '../../../components/Button'
+import { Container } from '../../../components/Container'
+import ContactForm from '../../../components/ContactForm'
 
 function BackgroundIllustration(props: React.ComponentPropsWithoutRef<'div'>) {
   const id = useId()