composer安装dingo/api报错

    
    Your requirements could not be resolved to an installable set of packages.   
      Problem 1
        The requested package dingo/api could not be found in any version, there may be a typo in the package name.
    
    Potential causes:
      A typo in the package name
      The package is not available in a stable-enough version according to your minimum-stability setting
      seefor more details.

回复内容：

    
    Your requirements could not be resolved to an installable set of packages.   
      Problem 1
        The requested package dingo/api could not be found in any version, there may be a typo in the package name.
    
    Potential causes:
      A typo in the package name
      The package is not available in a stable-enough version according to your minimum-stability setting
      seefor more details.

刚好录了一个laravel结合dingo/api开发RESTful API的系列：

https://laravist.com/series/pe-into-restful-api-with-laravel

提示为没有匹配的稳定版本