我认为下面的内容应该基于我读过的内容，但是我收到了错误。我肯定不会在.netrc中预期硬编码我的密码。我运行了heroku：设置JSPM_GITHUB_AUTH_TOKEN obvs！我没有base64编码令牌，也许这就是问题
heroku run jspm config registries.github.auth $JSPM_GITHUB_AUTH_TOKEN
$ heroku run jspm init
Running jspm init on test... up, run.7011
ok Verified package.json at package.json
Verified config file at frontend/system.config.js
Looking up loader files...
warn Error on download for github:systemjs/systemjs
Unauthorized response for GitHub API.
Use jspm registry config github to reconfigure the credentials, or update them in your ~/.netrc file.
err TypeError: Cannot read property 'toString' of undefined
at Object.exports.log (/app/node_modules/jspm/lib/ui.js:99:27)
at /app/node_modules/jspm/lib/core.js:361:8
at process._tickCallback (node.js:377:9)