Introduced service `popular`
[demos/kafka/wordcount] / query
2024-06-16 Kai MoritzFixed JSON-mismatch in messages from top10 to query
2024-06-16 Kai MoritzSwitched to `JsonSerializer` / `JsonDeserializer`
2021-10-21 Kai MoritzEnabled up/down-scaling of the services
2021-10-21 Kai MoritzQuery-results are enriched with user-data
2021-10-11 Kai MoritzSimple processing pipeline