Update Copyright Headers #1

	name: Update Copyright Headers

	on:
	# Runs at 00:00 UTC on Jan 4th or via manual trigger
	schedule:
	- cron: '0 0 4 1 *'
	workflow_dispatch:
	inputs:
	newYear:
	description: "Desired year to update to (e.g., 2025). If not provided, will auto-detect."
	required: false

	jobs:
	update-headers:
	runs-on: ubuntu-latest
	steps:
	- name: Check out repository
	uses: actions/checkout@v3

	- name: Determine years for update
	id: determine-years
	run: \|
	INPUT_YEAR="${{ github.event.inputs.newYear }}"

	if [ -z "$INPUT_YEAR" ]; then
	CURRENT_YEAR="$(date +'%Y')"
	echo "No 'newYear' input. Using current year: ${CURRENT_YEAR}"
	else
	CURRENT_YEAR="$INPUT_YEAR"
	echo "Received user input. Updating to: ${CURRENT_YEAR}"
	fi

	echo "CURRENT_YEAR=$CURRENT_YEAR" >> $GITHUB_ENV

	- name: Bump ending year in QIIME 2 headers
	run: \|
	source $GITHUB_ENV

	echo "Will update any QIIME 2 header years in [2015..$((CURRENT_YEAR-1))] to $CURRENT_YEAR"

	for OLD_YEAR in $(seq 2015 $((CURRENT_YEAR - 1))); do
	find . -type f -exec \
	sed -i -E "s/(Copyright $c$ [0-9]{4})-${OLD_YEAR}, QIIME 2/\1-${CURRENT_YEAR}, QIIME 2/g" {} +
	done

	- name: Commit and push changes
	run: \|
	git config --global user.name "q2d2"
	git config --global user.email "[email protected]"

	if [ -n "$(git status --porcelain)" ]; then
	git add .
	git commit -m "Auto-update copyright year to $CURRENT_YEAR"
	git push
	else
	echo "No changes to commit."
	exit 0
	fi

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