Searching / Move EsHTTPProxy

[fxprunayre]

https://github.com/geonetwork/core-geonetwork/blob/4.0.x/services/src/main/java/org/fao/geonet/api/es/EsHTTPProxy.java to https://github.com/geonetwork/geonetwork-microservices/tree/main/searching/src/main/java/org/fao/geonet/searching

• [x] Move class
• [x] Anonymous access
• [x] User info from JWT
• [ ] Portal filter / How to know which portal is used? Relates to API path
• [ ] Selections / How to have a bucket shared across services?
• [ ] ...

[fxprunayre]

• [ ] Portal filter / How to know which portal is used? Relates to API path

Will be a collection as defined in OGC API Records.

Selections / How to have a bucket shared across services?

Will be addressed in another issue.