Add archive endpoint + scheduled job

Related issues

#6 (closed)

Acceptance criteria

• Implemented code changes don't diverge from the related issue.
• Documentation reflects the status quo after merge.
• Version number is incremented according to SemVer. (Snapshot versions are not merged/released.)
• Only released versions of dependencies are used (i.e. no snapshot versions).
• Pipeline still works.
• GitLab issue is up-to-date.

If necessary, the following sections have been updated:

• Swagger
• Readme.md
• Documentation

Proposed squash commit message

Add archive endpoint + scheduled job

* Add a patch endpoint to update the eCMR type.
* Update the ecmr data model dependency and add ecmrStatus to the entity.
* Add a scheduled job that moves finished eCMRs into the archive daily at 2 am UTC.