Check the markdown documentation using a variety of checks.
USAGE: fx doc-checker [--root <root>] [--project <project>] [--docs-folder <docs-folder>] [--local-links-only] Options: --root path to the root of the checkout of the project. --project name of project to check, defaults to fuchsia. --docs-folder (Experimental) Name of the folder inside the project which contains documents to check. Defaults to 'docs'. --local-links-only do not resolve http(s) links --help display usage information