module Docs  class Graphviz < UrlScraper    self.name = 'Graphviz'    self.slug = 'graphviz'    self.type = 'simple'     self.links = {      home: 'https://www.graphviz.org/',      code: 'https://gitlab.com/graphviz/graphviz'    }     options[:container] = 'main'     # These images are too large:    # 980KB https://www.graphviz.org/doc/info/plugins.png    # 650KB https://www.graphviz.org/Gallery/twopi/twopi2.svg    # All other files are under 100KB    options[:max_image_size] = 100_000     # TODO: the UrlScraper is very unreliable on this website.    # I often get several errors:    # - SSL connect error    # - Failure when receiving data from the peer    # - was slow to process (30s)    # Setting a :rate_limit doesn't help.    # We have to figure out a more reliable solution.    #options[:rate_limit] = 100     options[:attribution] = <<-HTML      &copy; 2025 The Graphviz Authors<br>      Licensed under the Eclipse Public License 1.0.    HTML     html_filters.push 'graphviz/entries', 'graphviz/clean_html'     self.release = '14.01'    self.base_url = 'https://www.graphviz.org/'    self.root_path = 'documentation/'    options[:only_patterns] = [      /^documentation\//,      /^doc\//,      /^docs\//,    ]    options[:replace_paths] = {      # Redirections:      'docs/outputs/cmap/' => 'docs/outputs/imap/',      'doc/info/output.html' => 'docs/outputs/',    }     def get_latest_version(opts)      tags = get_gitlab_tags('gitlab.com', 'graphviz', 'graphviz', opts)      tags[0]['name']    end  endend