feat: add emoji-regex and remove-accents dependencies; enhance chat and setup pages

- Added `emoji-regex` and `remove-accents` packages to improve text processing capabilities.
- Implemented automatic Ollama startup in the chat page for better user experience.
- Enhanced setup page to include GPU selection based on hardware specifications.
- Updated chat input to support real-time validation and improved user feedback.
- Refactored message handling in chat to incorporate new processing features.

app/page.tsx

@@ -4,13 +4,36 @@ import { useOllamaCheck } from "@/hooks/use-ollama-check";
 import { Hero } from "@/components/landing/hero";
 import { InstallModal } from "@/components/modals/install-modal";
 import { StoppedCard } from "@/components/landing/stopped-card";
+import { WelcomeNotification } from "@/components/notifications/welcome-notification";
 import { Loader2 } from "lucide-react";
 import { useRouter } from "next/navigation";
+import { useEffect } from "react";
 
 export default function Home() {
   const { status, check } = useOllamaCheck();
   const router = useRouter();
 
+  // Tentar iniciar Ollama automaticamente quando o componente montar
+  useEffect(() => {
+    const tryAutoStart = async () => {
+      try {
+        const { invoke } = await import("@tauri-apps/api/core");
+        await invoke('auto_start_ollama');
+        // Aguardar um pouco e verificar novamente
+        setTimeout(() => {
+          check();
+        }, 2000);
+      } catch (error) {
+        console.error('Erro ao tentar iniciar Ollama automaticamente:', error);
+      }
+    };
+    
+    // Só tentar se estiver instalado mas não rodando
+    if (status === 'installed_stopped') {
+      tryAutoStart();
+    }
+  }, [status, check]);
+
   const handleStart = () => {
     const setupComplete = localStorage.getItem("ollahub_setup_complete");
     if (setupComplete) {
@@ -31,6 +54,8 @@ export default function Home() {
 
   return (
     <main className="flex min-h-screen flex-col items-center justify-center p-4 bg-background text-foreground transition-colors duration-300">
+      {/* Notificação de boas-vindas */}
+      <WelcomeNotification />
       
       {/* Layout for Running State */}
       {status === 'running' && (

app/setup/page.tsx

@@ -2,12 +2,13 @@
 
 import { useHardware } from "@/hooks/use-hardware";
 import { HardwareScan } from "@/components/setup/hardware-scan";
+import { GpuSelector } from "@/components/setup/gpu-selector";
 import { ModelSelector } from "@/components/setup/model-selector";
 import { getRecommendation } from "@/lib/recommendation";
 import { useRouter } from "next/navigation";
 
 export default function SetupPage() {
-  const { specs, loading } = useHardware();
+  const { specs, loading, gpus } = useHardware();
   const router = useRouter();
 
   const handleComplete = () => {
@@ -26,6 +27,12 @@ export default function SetupPage() {
 
         <HardwareScan specs={specs} loading={loading} />
 
+        {!loading && specs && gpus.length > 0 && (
+          <div className="animate-in slide-in-from-bottom-8 duration-700 delay-200 fill-mode-backwards">
+            <GpuSelector gpus={gpus} />
+          </div>
+        )}
+
         {!loading && specs && (
           <div className="animate-in slide-in-from-bottom-8 duration-700 delay-300 fill-mode-backwards">
             <ModelSelector