Better logging

main.go

@@ -29,6 +29,9 @@ func run(logger *log.Logger) error {
 	if err := os.MkdirAll(cfg.BadgerDir, 0o755); err != nil {
 		return err
 	}
+	if err := os.MkdirAll("data/logs", 0o755); err != nil {
+		return err
+	}
 
 	benchmarkStore, err := store.Open(cfg.BadgerDir)
 	if err != nil {
@@ -43,10 +46,15 @@ func run(logger *log.Logger) error {
 	}
 	defer closeOnce.Do(closeStore)
 
-	app, err := web.New(benchmarkStore, cfg.PageSize)
+	app, err := web.New(benchmarkStore, cfg.PageSize, "data/logs")
 	if err != nil {
 		return err
 	}
+	defer func() {
+		if err := app.Close(); err != nil {
+			logger.Printf("close error log: %v", err)
+		}
+	}()
 
 	server := &http.Server{
 		Addr:              cfg.Addr,