Remove dead code and unused components

- Remove unused fragment composer and library components
- Remove unused prompt management files
- Remove unused design scheme utilities
- Remove unused publish action
- Remove unused fireworksai logo
- Update dependencies and clean up imports

Author: Gerome El-assaad

app/actions/publish.ts

@@ -54,6 +54,3 @@ async function getSandbox(sessionID: string) {
   }
 }
 
-export function nonEmpty<T>(value: T | null | undefined): value is T {
-  return value !== null && value !== undefined;
-}

app/api/chat/codeInterpreter.ts

@@ -26,7 +26,6 @@ import { SetStateAction, useCallback, useEffect, useState } from 'react'
 import { useLocalStorage } from 'usehooks-ts'
 import { useEnhancedChat } from '@/hooks/use-enhanced-chat'
 import { HeroPillSecond } from '@/components/announcement'
-import templatesData from '@/lib/templates'
 
 export default function Home() {
   const supabase = createSupabaseBrowserClient()
@@ -65,7 +64,7 @@ export default function Home() {
     teamID: userTeam?.id,
     model: modelsList.models.find(m => m.id === languageModel.model)!,
     config: languageModel,
-    template: templatesData,
+    template: templates,
   })
 
   const handleChatSelected = async (chatId: string) => {
@@ -87,10 +86,6 @@ export default function Home() {
   )
   const lastMessage = messages[messages.length - 1]
 
-  useEffect(() => {
-    if (lastMessage) {
-    }
-  }, [lastMessage])
 
   const { object, submit, isLoading, stop, error } = useObject({
     api: '/api/chat',

app/page.tsx

@@ -3,18 +3,6 @@
 import { HeroPill } from "@/components/ui/hero-pill"
 import { StarBorder } from "@/components/ui/star-border"
 
-export function HeroPillFirst() {
-  return (
-    <StarBorder color="hsl(var(--chart-1))">
-      <HeroPill 
-      href="https://waitlist.codinit.dev"
-      announcement="📣 Join The Launch Day Waitlist!"
-      isExternal
-      className="bg-slate-900/20 ring-1 ring-border [&_div]:bg-slate-100 [&_div]:text-slate-900 [&_p]:text-slate-900 [&_svg_path]:fill-slate-900 dark:[&_div]:bg-slate-900 dark:[&_div]:text-slate-100 dark:[&_p]:text-slate-100 dark:[&_svg_path]:fill-white"
-      />
-    </StarBorder>
-  )
-}
 
 export function HeroPillSecond() {
   return (