refactor: enhance chat components with type safety and response functionality

- Updated type definitions in ChatWindow and MessageList components for better type safety.
- Improved MessageInput to handle message responses, including a preview feature for replying to messages.
- Enhanced the chat message handling logic to support message references and improve user interaction.
- Refactored notification utility functions to support push notifications and rate limiting for email sending.
- Updated backend schema to accommodate new features related to message responses and notifications.

scripts/configurar-push-notifications.ps1

@@ -0,0 +1,71 @@
+# Script para configurar Push Notifications
+# Execute este script após iniciar o Convex (npx convex dev)
+
+Write-Host "🔔 Configurando Push Notifications..." -ForegroundColor Cyan
+Write-Host ""
+
+# Verificar se estamos no diretório correto
+if (-not (Test-Path "packages/backend")) {
+    Write-Host "❌ Erro: Execute este script da raiz do projeto" -ForegroundColor Red
+    exit 1
+}
+
+Write-Host "📝 Configurando variáveis de ambiente no Convex..." -ForegroundColor Yellow
+Write-Host ""
+
+cd packages/backend
+
+# VAPID Keys geradas
+$VAPID_PUBLIC_KEY = "BDerX0lK_hBCLpC7EbuxoJb2EJ7bcCLaHWxkNumVbvrx9w0MmJduHxJOP3WBwBP-SpQGcueMOyHCv7LFK3KnQks"
+$VAPID_PRIVATE_KEY = "KWkJLMxCuCPQQiRXIJEt06G4pTdW0FaUN_vMyY02sc4"
+$FRONTEND_URL = "http://localhost:5173"
+
+Write-Host "Configurando VAPID_PUBLIC_KEY..." -ForegroundColor Gray
+npx convex env set VAPID_PUBLIC_KEY $VAPID_PUBLIC_KEY
+
+Write-Host "Configurando VAPID_PRIVATE_KEY..." -ForegroundColor Gray
+npx convex env set VAPID_PRIVATE_KEY $VAPID_PRIVATE_KEY
+
+Write-Host "Configurando FRONTEND_URL..." -ForegroundColor Gray
+npx convex env set FRONTEND_URL $FRONTEND_URL
+
+Write-Host ""
+Write-Host "✅ Variáveis de ambiente configuradas no Convex!" -ForegroundColor Green
+Write-Host ""
+
+cd ../..
+
+# Configurar arquivo .env do frontend
+Write-Host "📝 Criando arquivo .env no frontend..." -ForegroundColor Yellow
+
+$envContent = @"
+# VAPID Public Key para Push Notifications
+VITE_VAPID_PUBLIC_KEY=$VAPID_PUBLIC_KEY
+"@
+
+$envPath = "apps/web/.env"
+
+if (Test-Path $envPath) {
+    Write-Host "⚠️  Arquivo .env já existe. Adicionando VAPID_PUBLIC_KEY..." -ForegroundColor Yellow
+    # Verificar se já existe a variável
+    $currentContent = Get-Content $envPath -Raw
+    if ($currentContent -notmatch "VITE_VAPID_PUBLIC_KEY") {
+        Add-Content $envPath "`n$envContent"
+        Write-Host "✅ VAPID_PUBLIC_KEY adicionada ao .env" -ForegroundColor Green
+    } else {
+        Write-Host "ℹ️  VITE_VAPID_PUBLIC_KEY já existe no .env" -ForegroundColor Cyan
+    }
+} else {
+    Set-Content $envPath $envContent
+    Write-Host "✅ Arquivo .env criado em apps/web/.env" -ForegroundColor Green
+}
+
+Write-Host ""
+Write-Host "✨ Configuração concluída!" -ForegroundColor Green
+Write-Host ""
+Write-Host "📋 Próximos passos:" -ForegroundColor Cyan
+Write-Host "1. Reinicie o servidor Convex (se estiver rodando)" -ForegroundColor White
+Write-Host "2. Reinicie o servidor frontend (se estiver rodando)" -ForegroundColor White
+Write-Host "3. Teste as push notifications conforme o guia de testes" -ForegroundColor White
+Write-Host ""
+