Fix multiline output in GitHub Actions workflows #68

	name: Build & push
	on:
	push:
	branches-ignore: [ master ]
	jobs:
	build:
	name: Build & push
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3
	with:
	fetch-depth: 0
	- name: Setup Node.js
	uses: actions/setup-node@v3
	- name: Get Yarn cache folder path
	id: yarn-cache-folder
	run: echo "path=$( yarn cache dir )" >> $GITHUB_OUTPUT
	- name: Set up Yarn cache
	id: yarn-cache
	uses: actions/cache@v3
	with:
	path: ${{ steps.yarn-cache-folder.outputs.path }}
	key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
	restore-keys: \|
	${{ runner.os }}-yarn-
	- name: Install Node packages via Yarn
	run: yarn install --frozen-lockfile --cache-folder ${{ steps.yarn-cache-folder.outputs.path }}
	- name: Build
	run: yarn build
	- name: Check for changes
	id: check-for-changes
	run: \|
	{
	echo "diff<<EOF"
	git diff
	echo "EOF"
	} >> "$GITHUB_OUTPUT"
	- if: ${{ steps.check-for-changes.outputs.diff != '' }}
	name: Configure Git
	run: \|
	git config user.email "[email protected]"
	git config user.name $GITHUB_ACTOR
	- if: ${{ steps.check-for-changes.outputs.diff != '' }}
	name: Stage distribution directory
	run: git stage ./dist
	- if: ${{ steps.check-for-changes.outputs.diff != '' }}
	name: Push the distribution file
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	git commit -m "Update distribution file"
	git push --force "https://$GITHUB_ACTOR:[email protected]/$GITHUB_REPOSITORY" "HEAD:$GITHUB_REF"

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