[Tech Doc] Transition: PO site to Backstage

[ThibaultBC]

Describe the Issue Review, Move or Remove Technical Documentation from PO Public Cloud Website

Additional Context Add any other context, attachments or screenshots

Acceptance Criteria

• [ ] Review all Tech documentation content on https://digital.gov.bc.ca/cloud/services/public/documentation/
• [ ] Classify technical documentation in "Remove" a duplicate content, or "Move" a content that isn't in Backstage
• [ ] Review with either Warren, Olena, or Thibault
• [ ] Remove duplicated content
• [ ] Transfer "Move" content.
• [ ] Involve Pilar and Platform administrators as needed