Programmatically add a redirect from /<plugin>/examples/ to the first

example so we can link to that page from everywhere

It will also help with the redirects when the migration is over

app/_plugins/generators/redirects.rb

@@ -6,6 +6,7 @@ class RefirectsGenerator < Jekyll::Generator
 
     def generate(site)
       redirects = api_specs_redirects(site)
+      redirects << plugin_examples_redirects(site)
 
       site.pages << build_page(redirects, site)
     end
@@ -22,5 +23,11 @@ def api_specs_redirects(site)
         [page.data['base_url'], page.url].join("\t")
       end
     end
+
+    def plugin_examples_redirects(site)
+      site.data.fetch('kong_plugins', {}).map do |_slug, plugin|
+        ["#{plugin.url}examples/", plugin.data.fetch('get_started_url')].join("\t")
+      end
+    end
   end
 end