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CI: Make sure dependabot can target the backport branch too #1706

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Merged
leofang merged 5 commits into from
Mar 4, 2026
+20 −1
Merged

CI: Make sure dependabot can target the backport branch too #1706

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3bc305e
Initial plan
Copilot Mar 1, 2026
6deadd1
Update dependabot.yml to add GitHub Actions updates for 12.9.x branch
Copilot Mar 1, 2026
264b10f
fix: update comment to say 'main' instead of 'master'
Copilot Mar 1, 2026
f25a637
docs: add sync note for target-branch referencing ci/versions.yml
Copilot Mar 1, 2026
454359a
docs: cross-reference dependabot.yml in ci/versions.yml
Copilot Mar 1, 2026
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19 changes: 19 additions & 0 deletions .github/dependabot.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@

version: 2
updates:
# GitHub Actions updates targeting the default branch (main)
- package-ecosystem: github-actions
directory: /
schedule:
Expand All @@ -19,3 +20,21 @@ updates:
applies-to: version-updates
patterns: ["*"]
update-types: ["major", "minor", "patch"]

# GitHub Actions updates targeting the 12.9.x branch
- package-ecosystem: github-actions
directory: /
target-branch: "12.9.x" # keep in sync with backport_branch in ci/versions.yml
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@leofang leofang Mar 1, 2026

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Unfortunately hard-coding it seems to be the only way as per the dependabot doc and Copilot (leofang#15 (comment)).

schedule:
interval: "monthly"
time: "09:00"
timezone: "America/Los_Angeles"

# Keep churn down: only one open PR from this ecosystem at a time
open-pull-requests-limit: 1

groups:
actions-monthly:
applies-to: version-updates
patterns: ["*"]
update-types: ["major", "minor", "patch"]
2 changes: 1 addition & 1 deletion ci/versions.yml
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@@ -1,7 +1,7 @@
# SPDX-FileCopyrightText: Copyright (c) 2024-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
# SPDX-License-Identifier: Apache-2.0

backport_branch: "12.9.x"
backport_branch: "12.9.x" # keep in sync with target-branch in .github/dependabot.yml

cuda:
build:
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