feat: activity tab on schema explorer [ENG-1647]

[speaker-ender]

Ticket ENG-1647

Description Of Changes

Adding the activity tab to the schema explorer screen in the activity center.

Code Changes

Steps to Confirm

Pre-Merge Checklist

• [ ] Issue requirements met
• [ ] All CI pipelines succeeded
• [ ] CHANGELOG.md updated
  • [ ] Add a https://github.com/ethyca/fides/labels/db-migration label to the entry if your change includes a DB migration
  • [ ] Add a https://github.com/ethyca/fides/labels/high-risk label to the entry if your change includes a high-risk change (i.e. potential for performance impact or unexpected regression) that should be flagged
  • [ ] Updates unreleased work already in Changelog, no new entry necessary
• UX feedback:
  • [ ] All UX related changes have been reviewed by a designer
  • [ ] No UX review needed
• Followup issues:
  • [ ] Followup issues created
  • [ ] No followup issues
• Database migrations:
  • [ ] Ensure that your downrev is up to date with the latest revision on main
  • [ ] Ensure that your downgrade() migration is correct and works
    • [ ] If a downgrade migration is not possible for this change, please call this out in the PR description!
  • [ ] No migrations
• Documentation:
  • [ ] Documentation complete, PR opened in fidesdocs
  • [ ] Documentation issue created in fidesdocs
  • [ ] If there are any new client scopes created as part of the pull request, remember to update public-facing documentation that references our scope registry
  • [ ] No documentation updates required

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Project	Deployment	Review	Updated (UTC)
fides-plus-nightly	Ready	Preview, Comment	Dec 17, 2025 4:05pm

1 Skipped Deployment

Project	Deployment	Review	Updated (UTC)
fides-privacy-center	Ignored		Dec 17, 2025 4:05pm