Current situation or problem:
In the recent release OAI-PMH could not be upgraded to RMB 32 due to the bug in vertx v4. related to streaming. Migrating OAI-PMH to Spring would allow to leverage newer technology
Investigate and document what would be required to move to Sprint and evaluate possible impact.
Out of scope
Actual migration will be addressed in separate feature based on the findings
Links to additional info