Add mcpbox dockerfile and entrypoint

Signed-off-by: mudler <mudler@localai.io>

cmd/mcpbox/main.go

@@ -0,0 +1,38 @@
+package main
+
+import (
+	"flag"
+	"log"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"github.com/mudler/LocalAGI/pkg/stdio"
+)
+
+func main() {
+	// Parse command line flags
+	addr := flag.String("addr", ":8080", "HTTP server address")
+	flag.Parse()
+
+	// Create and start the server
+	server := stdio.NewServer()
+
+	// Handle graceful shutdown
+	sigChan := make(chan os.Signal, 1)
+	signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)
+
+	go func() {
+		log.Printf("Starting server on %s", *addr)
+		if err := server.Start(*addr); err != nil {
+			log.Fatalf("Failed to start server: %v", err)
+		}
+	}()
+
+	// Wait for shutdown signal
+	<-sigChan
+	log.Println("Shutting down server...")
+
+	// TODO: Implement graceful shutdown if needed
+	os.Exit(0)
+}