[SPARK-58561][INFRA] Support backporting a PR merged into a non-default branch - #57764

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uros-b wants to merge 4 commits into

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uros-b:merge-script-backport-nondefault

Commits on Aug 4, 2026

[SPARK-58561][INFRA] Support backporting a PR merged into a non-default branch in `merge_spark_pr.py`
uros-b
committed
29ecbf0
[SPARK-58561][INFRA][FOLLOWUP] Validate the merge footer and skip already-backported branches
uros-b
committed
87c42a3
[SPARK-58561][INFRA][FOLLOWUP] Identify the merge footer by position and stop when no branch remains
uros-b
committed
0853820
[SPARK-58561][INFRA][FOLLOWUP] Apply ruff format to the exhausted-branch message
uros-b
committed
1f41a2d