Commit attribution guard

Workflow runs for Commit attribution guard

• ci: exclude regression fixtures from toolkit README pairing

  completed successfully:
  Commit attribution guard#4:Commit72f9624pushedbyLay007
  main

  Nov 12, 202611s
  More actions for workflow run 4

• ci: checkout sources before Markdown regression tests

  completed successfully:
  Commit attribution guard#3:Commitcb6aa6apushedbyLay007
  main

  Nov 12, 202610s
  More actions for workflow run 3

• fix: resolve Markdown links with encoded paths and titles

  completed successfully:
  Commit attribution guard#2:Commitf837415pushedbyLay007
  main

  Nov 12, 20269s
  More actions for workflow run 2

• ci: check commit author and co-author attribution

  completed successfully:
  Commit attribution guard#1:Commita773808pushedbyLay007
  main

  Nov 12, 20269s
  More actions for workflow run 1