docs: update v2 documentation

website/versioned_docs/version-2.x/getting-started/samples.md

@@ -53,3 +53,9 @@ You can find the code here: [/samples/KafkaFlow.Sample.PauseConsumerOnError](htt
 This is a sample that shows how to throttle a consumer based on others consumers lag
 
 You can find the code here: [/samples/KafkaFlow.Sample.ConsumerThrottling](https://github.com/Farfetch/kafkaflow/tree/master/samples/KafkaFlow.Sample.ConsumerThrottling)
+
+## Wildcard Consumers
+
+This sample shows how to use a consumer to handle all the topics according to a naming convention. This is not a feature of KafkaFlow, but a demonstration of how to use the pattern conventions exposed by [librdkafka](https://github.com/confluentinc/librdkafka/tree/95a542c87c61d2c45b445f91c73dd5442eb04f3c) ([here](https://github.com/confluentinc/librdkafka/blob/95a542c87c61d2c45b445f91c73dd5442eb04f3c/src-cpp/rdkafkacpp.h#L2681)).
+
+You can find the code here: [/samples/KafkaFlow.Sample.WildcardConsumer](https://github.com/Farfetch/kafkaflow/tree/master/samples/KafkaFlow.Sample.WildcardConsumer)

website/versioned_docs/version-2.x/guides/consumers/add-consumers.md

@@ -31,6 +31,11 @@ services.AddKafka(kafka => kafka
 
 On a Consumer, you can configure the Middlewares that will be invoked. You can find more information on how to configure Middlewares [here](../middlewares).
 
+:::tip
+You can use a naming pattern such as a wildcard to connect to any topic that matches a naming convention.
+You can find a sample on [here](https://github.com/Farfetch/kafkaflow/tree/master/samples/KafkaFlow.Sample.WildcardConsumer).
+:::
+
 ## Automatic Partitions Assignment
 
 Using the `Topic()` or `Topics()` methods, the consumer will trigger the automatic partition assignment that will distribute the topic partitions across the application instances.