wip: use items in offline_download

internal/offline_download/tool/all_test.go

@@ -0,0 +1,17 @@
+package tool_test
+
+import (
+	"testing"
+
+	"github.com/alist-org/alist/v3/internal/offline_download/tool"
+)
+
+func TestGetFiles(t *testing.T) {
+	files, err := tool.GetFiles("..")
+	if err != nil {
+		t.Fatal(err)
+	}
+	for _, file := range files {
+		t.Log(file.Name, file.Size, file.Path, file.Modified)
+	}
+}