stop: use graceful shutdown for 5s

main.go

@@ -8,6 +8,7 @@ import (
 	"os"
 	"os/signal"
 	"syscall"
+	"time"
 
 	"git.vinchent.xyz/vinchent/go-web/framework"
 )
@@ -33,7 +34,9 @@ func main() {
 	<-quit
 	fmt.Println("YOLO")
 
-	if err := server.Shutdown(context.Background()); err != nil {
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+	if err := server.Shutdown(ctx); err != nil {
 		log.Fatal("server shutdown: ", err)
 	}
 }