NewAppConfig returns a new Config struct with the configs.

NewConfig returns a new Config struct with the configs Is a singleton with one memory address.

NewDBConfig returns a new DBConfig.

SetEnv will set envs paths and load .env file If ENV_PATH variable is passed, it will be used as env path ENV_PATH=/full/path/.env main 3000.

AppConfig is the configuration for the DB client.

Config is the configuration struct that returns all the configs.

DBConfig is the configuration for the DB client.