refactor: Switching to a cron system for tasks, restructuring service and status models

Added response time field for Status model, set log level from ENV

modules/db/db.go

@@ -26,7 +26,7 @@ func Connect() (*gorm.DB, error) {
 		os.Getenv("DATABASE_PASS"),
 		os.Getenv("DATABASE_DB"),
 		os.Getenv("DATABASE_PORT"),
-		os.Getenv("DATABASE_TZ"),
+		os.Getenv("APP_TZ"),
 	)
 
 	newLogger := logger.New(