Fixes in User Entity field names

identity/entity/user.go

@@ -3,12 +3,12 @@ package identity
 import "time"
 
 type User struct {
-	ID         int       `json:"id"`
-	Email      string    `json:"email"`
-	Username   string    `json:"username"`
-	Password   string    `json:"password"`
-	CreateDate time.Time `json:"create_date"`
-	ModifyDate time.Time `json:"modify_date"` // FIXME: zero-value issue
+	ID         int       `db:"id" json:"id"`
+	Email      string    `db:"email" json:"email"`
+	Username   string    `db:"username" json:"username"`
+	Password   string    `db:"password" json:"password"`
+	CreatedAt  time.Time `db:"created_at" json:"created_at"`
+	ModifiedAt time.Time `db:"modified_at" json:"modified_at"` // FIXME: zero-value issue
 }
 
 // var TestUser = &User{