Add sync weblate workflow #1

	name: Sync Weblate Commits

	on:
	push:
	branches:
	- main

	jobs:
	check-and-sync:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: List Weblate Commits
	id: weblate-commits
	run: \|
	git fetch origin
	COMMITS=$(git log --format=%H --grep="^Weblate" origin/main..)
	echo "::set-output name=commits::$COMMITS"

	- name: Check for Commits in Other Branches
	id: check-other-branches
	run: \|
	OTHER_BRANCHES=$(git branch --format='%(refname:short)' \| grep -v "main")
	for BRANCH in $OTHER_BRANCHES; do
	for COMMIT in ${{ steps.weblate-commits.outputs.commits }}; do
	if git branch --contains $COMMIT \| grep -q $BRANCH; then
	echo "Commit $COMMIT exists in branch $BRANCH"
	exit 1
	fi
	done
	done

	- name: Pull Weblate Commits to Other Branches
	if: ${{ failure() }}
	run: \|
	for BRANCH in $OTHER_BRANCHES; do
	for COMMIT in ${{ steps.weblate-commits.outputs.commits }}; do
	git checkout $BRANCH
	git cherry-pick $COMMIT
	done
	done
	git push origin $OTHER_BRANCHES

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