Refactored models code to follow a better approach for opening and closing the database connection

main.go

@@ -19,7 +19,9 @@ func main() {
 	f := flamego.Classic()
 
 	// initialize database
-	models.InitDatabase()
+	models.Open()
+  // defer database connection closing til the app exits
+  defer models.Close()
 
 	// initialize templating engine
 	f.Use(template.Templater())