Liam Clarke-Hutchinson

[Spike] Checking if replacing Topic Operator Kafka Streams storage with self-managed Kafka persistence passes system tests

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### Type of change _Select the type of your PR_ - Refactoring ### Description The TO's usage of Kafka Streams has led to repeated bug reports, hopefully replacing Kafka Streams...

TopicOperatorTest has strong potential for false positives due to usage of Vert.x JUnit5 checkpoints

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**Describe the bug** There are assertions within the TopicOperatorTest that, even if failing, won't cause the test to fail, as the `VertxTestContext` has already been completed. This is most obvious...

**Describe the bug** At times the topic operator, when using the Kafka Streams state store, will hit a state where it repeatedly throws a Streams InvalidStateStoreException with the message: "The...

Yet another example Kafka client configs

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@brian-brazil Two configurations I've deployed in production to capture essential (as recommended by the [O'Reilly book's](https://www.confluent.io/resources/kafka-the-definitive-guide/) chapter on monitoring producers and consumers. Hopefully I got the metric names correct by...

Removed metric name validation when using a CustomSampleMappingBuilder

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The current implementation enforces Graphite metric naming patterns, but not all usages of Dropwizard metrics use these patterns, so I've removed the validation to allow a more widespread use.

Metric pattern validation in simpleclient_dropwizard is overly strict

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I am exposing metrics to Prometheus in an existing app that uses Dropwizard, and they have a wide variety of names. From `app_metric_some_count` to `appMetric.someCount`. For legacy monitoring reasons I...

After noting rather crucial fields for `ProducerRecord` (`key` and `value`) were not present in the Kafka Bridge documentation, I did some digging into why they're being omitted when the documentation...

What is the release cadence?

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Kia ora, there's some changes around JWT that are merged to main but not yet released that I'm interested in, but have no milestone attached it. I'm wondering how often...

dco-check run as GH action fails after extensive rebase

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Kia ora, I added dco-check to GH, thank you for that, it's awesome :), and it flagged that a bunch of my commits weren't DCO compliant, so I rebased from...