Handle exceptions in service and controller layers.
Translate exceptions to http status codes in global exception handler.

Status code 201 Created.

Update spring framework boot version to 2.6.7.
Update springdoc version to 1.6.8.

Rename package for beans.
Remove unused beans.

Update and add tests-

Purpose of Naming to (default) show valid entries.
Therefore exclude some values unless history requested.
Make sure to not exclude present and future values.

Change functions for mnemonic path for system, subsystem.
Change and add to docker integration tests.

Change mnemonic path for structure elements to
system group, system, system + subsystem

Change name element to refer to parentsystemstructure and parentdevicestructure (uuid)
instead of system group, system, subsystem, device type (uuid).
For system structure, change 3 fields to 1 field (system group, system, subsystem to parent system structure).
For device structure, change 1 field  to 1 field (device type to parent device structure).

To   package org.openepics.names.rest.beans.response
From package org.openepics.names.util.response

Purpose to improve clarity and prepare for easier testing of REST API.

Allow one pending entry for uuid, mnemonic, mnemonic equivalence.
Update validation to consider status together with mnemonic, mnemonic validation.
Multiple pending entries per uuid no longer allowed.

Update docker integration tests accordingly.

Correct docker integration tests for structures for delete approve.
Refactor docker integration tests.

JIRA INFRA-4886

Add GitLab-CI build pipeline

See merge request !1

JIRA INFRA-4886

Updated validation of instance index rules for names and added docker integration tests for REST API endpoints for names

Updated validation of mnemonic rules for structures and added docker integration tests for REST API endpoints for structures