Sitemaps should be unique

CHANGELOG.md

@@ -1,5 +1,12 @@
 ## [Unreleased]
 
+## [0.3.0] - 2023-09-18
+
+- Only return unique sitemaps.
+
+## [0.2.0] - 2023-09-10
+
+- Correctly handle multiple sitemaps + tests.
 ## [0.1.0] - 2023-09-09
 
 - Initial release

lib/probot.rb

@@ -108,6 +108,7 @@ class Probot
         sitemap_uri = URI(data.value)
         sitemap_uri = sitemap_uri.host.nil? ? URI.join(*[site, sitemap_uri].compact) : sitemap_uri
         @sitemaps << sitemap_uri.to_s
+        @sitemaps.uniq!
         next
       end