feat：增加用户资产和会员状态

utils/time_test.go

@@ -0,0 +1,9 @@
+package utils
+
+import "testing"
+
+func TestDiffTimeDays(t *testing.T) {
+	time1 := DateTimeToTime("2022-05-06 23:59:59")
+	time2 := DateTimeToTime("2022-05-04 01:59:59")
+	t.Log(DiffTimeDays(time1, time2))
+}