Nomad changes

docs/snippets/ruby/plugins/plugin_logging.md

@@ -0,0 +1,29 @@
+```ruby title="Ruby"
+require 'kreuzberg'
+require 'logger'
+
+logger = Logger.new($stdout)
+
+class LoggingPostProcessor
+  def call(result)
+    puts "Processing: #{result['mime_type']}"
+    puts "Content: #{result['content'].length} bytes"
+    result
+  end
+end
+
+class LoggingValidator
+  def call(result)
+    puts "Validating: #{result['content'].length} bytes"
+    raise StandardError, 'Too short' if result['content'].length < 50
+  end
+end
+
+processor = LoggingPostProcessor.new
+validator = LoggingValidator.new
+
+Kreuzberg.register_post_processor('logging-proc', processor)
+Kreuzberg.register_validator('logging-val', validator)
+
+logger.info('Plugins registered')
+```