CONFIG_FILE

solana_cli_config

Static CONFIG_FILE 

Source 
pub static CONFIG_FILE: LazyLock<Option<String>>
Expand description

The default path to the CLI configuration file.

This is a LazyLock of Option<String>, the value of which is

~/.config/solana/cli/config.yml

It will only be None if it is unable to identify the user’s home directory, which should not happen under typical OS environments.