bogon:~ apple$ composer config -g repo.packagist?? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?? [InvalidArgumentException] ? ? ? ? ? ? ? ?? There is no packagist repository defined ??? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?config [-g|--global] [-e|--editor] [-a|--auth] [--unset] [-l|--list] [-f|--file FILE] [--absolute] [--] [<setting-key>] [<setting-value>]...bogon:~ apple$ composer config -g repo.packagist composer https://packagist.phpcomposer.combogon:~ apple$ composer config -g repo.packagist?? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?? [InvalidArgumentException] ? ? ? ? ? ? ? ?? There is no packagist repository defined ??? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?config [-g|--global] [-e|--editor] [-a|--auth] [--unset] [-l|--list] [-f|--file FILE] [--absolute] [--] [<setting-key>] [<setting-value>]...bogon:~ apple$ config -gl-bash: config: command not foundbogon:~ apple$ composer config -g repo.packagist composer https://packagist.phpcomposer.combogon:~ apple$ composer config -g repo.packagist?? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?? [InvalidArgumentException] ? ? ? ? ? ? ? ?? There is no packagist repository defined ??? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?config [-g|--global] [-e|--editor] [-a|--auth] [--unset] [-l|--list] [-f|--file FILE] [--absolute] [--] [<setting-key>] [<setting-value>]...bogon:~ apple$ composer config -g repo.packagist composer https://packagist.phpcomposer.combogon:~ apple$ config -gl-bash: config: command not foundbogon:~ apple$?在mac操作系統下我在命令行里輸入相應命令時請問我這邊怎么都是 not found呀？都找不到這個東西存在。是不是哪里沒配置好還是怎么滴？幫忙幫忙呀！xiexie !