refactor(api): remove MCP marketplace cache integration

Removed dependencies on MCPCacheRepository and PulseMCPService from MCP routes to simplify installation and listing logic, avoiding reliance on potentially stale cached data and streamlining the codebase. Updated available-for-chat filter to include MCPs without explicit status.

components/ClientHome.tsx

@@ -8,7 +8,7 @@ import {
   SettingsButton,
   SettingsModal,
 } from "@/components/settings/SettingsModal";
-import { MCPMarketplaceModal } from "@/components/mcp/MCPMarketplaceModal";
+import { MCPManualInstallModal } from "@/components/mcp/MCPManualInstallModal";
 import { Store } from "lucide-react";
 
 interface ClientHomeProps {
@@ -22,7 +22,7 @@ export function ClientHome({ offline, models }: ClientHomeProps) {
   const [currentConversationId, setCurrentConversationId] = useState<
     string | null
   >(null);
-  const [showMCPMarketplace, setShowMCPMarketplace] = useState(false);
+  const [showManualInstall, setShowManualInstall] = useState(false);
 
   const handleConversationCreated = () => {
     // Incrementar trigger para forçar atualização da sidebar
@@ -49,11 +49,11 @@ export function ClientHome({ offline, models }: ClientHomeProps) {
               </span>
             )}
             <button
-              onClick={() => setShowMCPMarketplace(true)}
+              onClick={() => setShowManualInstall(true)}
               className="flex items-center gap-2 px-3 py-2 bg-[var(--surface)] border border-[var(--border)] rounded-md hover:bg-[var(--background)] transition-colors text-sm"
             >
               <Store className="h-4 w-4" />
-              MCP Marketplace
+              Install MCP Manually
             </button>
             <SettingsButton onOpen={() => setOpen(true)} />
             <ModeToggle />
@@ -77,9 +77,9 @@ export function ClientHome({ offline, models }: ClientHomeProps) {
         </div>
       </main>
       <SettingsModal isOpen={open} onClose={() => setOpen(false)} />
-      <MCPMarketplaceModal
-        isOpen={showMCPMarketplace}
-        onClose={() => setShowMCPMarketplace(false)}
+      <MCPManualInstallModal
+        isOpen={showManualInstall}
+        onClose={() => setShowManualInstall(false)}
       />
     </div>
   );