When I used Thinkphp in the past, there was a config file that could define some business-level constants. For example, order_open => 1, order_close=>0. Currently, when using laravel, we only know that some system-level constants can be saved in .env files. Which directory is more appropriate to save business-level constants in.
config directory. In it, you can create corresponding configuration files according to the business type
Also config.
Configuration files can be stored in the config directory.