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 ### del griego `archivo`
 
-### Proof of Concept with [SpringBoot 2.6.1](https://start.spring.io/), [ElasticSearch](https://www.elastic.co/) and [Apache Tika](https://tika.apache.org/)
+### Proof of Concept with [SpringBoot 4.0.0](https://start.spring.io/), [ElasticSearch](https://www.elastic.co/) and [Apache Tika](https://tika.apache.org/)
 
 ## Docker image