feat: query.

models/pageination.go

@@ -0,0 +1 @@
+package models

models/step_train.go

@@ -33,6 +33,6 @@ type StepTrainRecord struct {
 	Duration     int              `gorm:"type:int" json:"duration"` // 持续时间(秒)
 	DeadZone     int              `gorm:"type:int" json:"deadZone"`
 	Evaluation   string           `gorm:"size:50" json:"evaluation"`
-	HeartRates   []StepHeartRate  `gorm:"foreignKey:TrainId;references:TrainId" json:"HeartRates"`
+	HeartRates   []StepHeartRate  `gorm:"foreignKey:TrainId;references:TrainId" json:"heartRates"`
 	StrideFreqs  []StepStrideFreq `gorm:"foreignKey:TrainId;references:TrainId" json:"strideFreqs"`
 }