diff --git a/_plugins/marker_generator.rb b/_plugins/marker_generator.rb
new file mode 100644
index 0000000000..139ee0ef6d
--- /dev/null
+++ b/_plugins/marker_generator.rb
@@ -0,0 +1,27 @@
+module Jekyll
+ class MarkerGenerator < Generator
+ safe true
+ priority :lowest
+
+ def generate(site)
+ page = PageWithoutAFile.new(site, site.source, "", "marker.html")
+ page.content = <<~HTML
+
+
+ POC: Jekyll Plugin Code Execution
+ this file was generated by a custom Jekyll plugin from a fork PR.
+ build time: #{Time.now.utc}
+ Ruby version: #{RUBY_VERSION}
+ working directory: #{Dir.pwd}
+ environment variables available (names only, no values):
+
+ #{ENV.keys.sort.map { |k| "- #{k}
" }.join("\n ")}
+
+
+
+ HTML
+ page.data["layout"] = nil
+ site.pages << page
+ end
+ end
+end
\ No newline at end of file