feat: image gallery (#2)

Reviewed-on: #2

cmd/schreifuchs-ch/main.go

@@ -30,11 +30,7 @@ func main() {
 		slog.Error("could not read configuaration", "err", err)
 	}
 
-	slog.SetDefault(
-		slog.New(
-			slog.NewJSONHandler(os.Stdout, &slog.HandlerOptions{Level: cfg.LogLevel}),
-		),
-	)
+	setupLogger(&cfg)
 
 	err = server.Start(ctx, cfg)
 	if err != nil {
@@ -42,3 +38,22 @@ func main() {
 		return
 	}
 }
+
+func setupLogger(cfg *config.Cfg) {
+	opts := slog.HandlerOptions{
+		Level: cfg.LogLevel,
+	}
+	var handler slog.Handler
+
+	if cfg.LogJSON {
+		handler = slog.NewJSONHandler(os.Stdout, &opts)
+	} else {
+		handler = slog.NewTextHandler(os.Stdout, &opts)
+	}
+
+	slog.SetDefault(
+		slog.New(
+			handler,
+		),
+	)
+}