Spring upgraded to version 3.
Keycloak auth adapters were deprecated and moved to oauth2 security. Auth mechanism refactored.
CSRF handling mechanism upgraded with spring security 6 and BREACH protection.
Removed a LOT of unneeded dependencies.
Upgraded all dependencies to latest versions, except from flyway.
Code cleanup and code simplification.

Spring boot also upgraded to 2.7.13
Removed springfox completely, will use openapi in the future.
Moved ExperimentSpecifications to the Repository.

Updated result to results to be able to save multiple results and fixed agreedNDA so the property is up to date even when you logout and login again.

1) User API moved from Security API>
2) UserInfo is not activeUserService.
3) User Details read from Keycloak Authentication Token.
4) Added application.yml to develop the portal-backend without dockerizing.

1) Disabled spring boot framework logs.
2) Added 2 logs at every endpoint, when entering and returning, with useful information.
3) Unified the logs output.