fix: add multiple selector null check (#3392) #586

	name: Build FastGPT images in Personal warehouse
	on:
	workflow_dispatch:
	push:
	paths:
	- 'projects/app/**'
	- 'packages/**'
	branches:
	- 'main'
	jobs:
	build-fastgpt-images:
	runs-on: ubuntu-20.04
	if: github.repository != 'labring/FastGPT'
	steps:
	- name: Checkout
	uses: actions/checkout@v3
	with:
	fetch-depth: 0
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2
	with:
	driver-opts: network=host
	- name: Cache Docker layers
	uses: actions/cache@v3
	with:
	path: /tmp/.buildx-cache
	key: ${{ runner.os }}-buildx-${{ github.sha }}
	restore-keys: \|
	${{ runner.os }}-buildx-
	- name: Login to GitHub Container Registry
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GH_PAT }}
	- name: Set DOCKER_REPO_TAGGED based on branch or tag
	run: \|
	echo "DOCKER_REPO_TAGGED=ghcr.io/${{ github.repository_owner }}/fastgpt:latest" >> $GITHUB_ENV
	- name: Build and publish image for main branch or tag push event
	env:
	DOCKER_REPO_TAGGED: ${{ env.DOCKER_REPO_TAGGED }}
	run: \|
	docker buildx build \
	--build-arg name=app \
	--label "org.opencontainers.image.source=https://github.com/${{ github.repository_owner }}/FastGPT" \
	--label "org.opencontainers.image.description=fastgpt image" \
	--push \
	--cache-from=type=local,src=/tmp/.buildx-cache \
	--cache-to=type=local,dest=/tmp/.buildx-cache \
	-t ${DOCKER_REPO_TAGGED} \
	-f Dockerfile \
	.

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