Promotion Workflow #1

	# Promotion is triggered weekly on Saturdays at 14:00 UTC.

	name: Promotion Workflow

	permissions:
	contents: write

	on:
	schedule:
	- cron: '0 14 * * 6'
	workflow_dispatch:

	jobs:
	Promotion:
	runs-on: self-hosted
	if: github.actor == 'sohaibnd'
	env:
	staging_branch: amd-staging
	mainline_branch: amd-mainline

	steps:
	- name: Checkout repo
	uses: actions/checkout@v4.2.2
	with:
	fetch-depth: 0

	- name: Checkout staging and mainline branches
	run: \|
	git pull
	git checkout $staging_branch
	git checkout $mainline_branch

	- name: Sync mainline with staging locally
	run: \|
	# Skip sync if staging matches mainline already
	if [[ -z $(git log $staging_branch...$mainline_branch) ]]; then
	echo "mainline is already synced with staging"
	exit 1
	fi
	# sync branches with fast-forward merge
	git merge $staging_branch --ff-only
	# Compare histories to check if they match after sync
	if [[ -n $(git log $staging_branch...$mainline_branch) ]]; then
	echo "branches don't match after sync!"
	exit 1
	fi

	- name: Push mainline
	run: git push -u origin $mainline_branch

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