Document backup process and the ETL tool and SPAR

[SLDonnelly]

Describe the task
A spike needs to be done to understand back up and restore options for the ETL pipeline and for new SPAR.

Documentation of options needs to include an pros and cons

Acceptance Criteria

• Pros and cons of options listed

• Documented in GH

• Discussed at a team collab session

• Needs ⏫ Enable regular Backups for postgres data #1268

[SLDonnelly]

rolled over from 32

[RMCampos]

@SLDonnelly Wiki page created: https://github.com/bcgov/nr-spar/wiki/SPAR-Backup-routine