manual-test: reproduce duplicate pull pipelines #45

Open nnabeyang.tngl.sh
targeting main from manual/pipeline-dedup-before-20260725-200506
Open opened by and assigned to nnabeyang.tngl.sh
targeting main from manual/pipeline-dedup-before-20260725-200506

Reproduce the branch-based pull pipeline duplication reported in TNG-75.

Commits 0