This is a program that checks the links in multiple repositories and generates a report.

1. apply a GitHub token: https://github.com/settings/tokens
2. set an environment variable: export LINKCHECKER_GITHUBTOKEN=your_token
3. set an environment variable: export LINKCHECKER_WORKSPACE=path/to/workspace, workspace is a directory that clone all repositories you want to check.
4. run go run main.go or go build && ./linkchecker
5. If you need to fix broken links, set an environment variable: export LINKCHECKER_AUTHOR=your_github_username.