Gracefully handle `NotPushRegisteredException` #260

	name: Update Documentation

	on:
	push:
	branches:
	- main

	jobs:
	build:
	permissions:
	contents: write
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
	- uses: actions/setup-java@9704b39bf258b59bc04b50fa2dd55e9ed76b47a8 # v4.1.0
	with:
	distribution: 'temurin'
	java-version: '21'
	cache: 'maven'
	- name: Compile and Build OpenAPI file
	run: ./mvnw compile
	- name: Update Documentation
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	cp -r api-doc/target/openapi/signal-server-openapi.yaml /tmp/
	git config user.email "[email protected]"
	git config user.name "Documentation Updater"
	git fetch origin gh-pages
	git checkout gh-pages
	cp /tmp/signal-server-openapi.yaml .
	git diff --quiet \|\| git commit -a -m "Updating documentation"
	git push origin gh-pages -q

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