Minor cleanup and fixes

Signed-off-by: Sean Du <do4suki@gmail.com>

internal/model/user/userlivegoal.go

@@ -9,3 +9,7 @@ type UserLiveGoal struct {
 	GoalType         constant.LiveGoalType `xorm:"goal_type"`
 	CompletedAt      int64                 `xorm:"completed_at"`
 }
+
+func (UserLiveGoal) TableName() string {
+	return "user_live_goal"
+}