add methods in Repository and Model for importing data

kontor-gin/cmd/kontor/main.go

@@ -25,8 +25,7 @@ func main() {
 		log.Fatalf("Failed to initialize config: %v", err)
 	}
 
-
-	db, err := config.NewDB()
+	db, err := config.NewDB(config.ServerConfig.DB)
 	if err != nil {
 		log.Fatal(err)
 	}