migrated raw mongo.Collection to repository.Repository + chain driver resolution fix

api/gateway/tgsettle/storage/model/storable.go

@@ -0,0 +1,19 @@
+package model
+
+const (
+	paymentsCollection              = "payments"
+	telegramConfirmationsCollection = "telegram_confirmations"
+	pendingConfirmationsCollection  = "pending_confirmations"
+)
+
+func (*PaymentRecord) Collection() string {
+	return paymentsCollection
+}
+
+func (*TelegramConfirmation) Collection() string {
+	return telegramConfirmationsCollection
+}
+
+func (*PendingConfirmation) Collection() string {
+	return pendingConfirmationsCollection
+}