add struct

internal/db/calories.go

@@ -0,0 +1,22 @@
+package db
+
+import "time"
+
+type Calories struct {
+	ChatID    int64     `bson:"chat_id"`
+	Count     int       `bson:"count"`
+	CreatedAt time.Time `bson:"created_at"`
+	Username  string    `bson:"username"`
+}
+
+func NewCalories(
+	count int,
+	username string,
+) *Calories {
+	loc, _ := time.LoadLocation("Asia/Novosibirsk")
+	return &Calories{
+		Count:     count,
+		Username:  username,
+		CreatedAt: time.Now().In(loc),
+	}
+}