Git transport boundary contracts

Workflow runs for Git transport boundary contracts

• test(git): characterize supported smart fetch without enabling dumb HTTP

  failed:
  Git transport boundary contracts#2:Commitee26decpushedbyLIghtJUNction
  fix/git-transport-boundaries-20260929

  Sep 28, 20262m 32s
  More actions for workflow run 2

• test(git): lock protocol ownership and shared publication contracts

  failed:
  Git transport boundary contracts#1:Commit2dd5e9bpushedbyLIghtJUNction
  fix/git-transport-boundaries-20260929

  Sep 28, 20262m 30s
  More actions for workflow run 1