fix(events): add missing err return to emitError #370

	name: CI
	on:
	push:
	branches:
	- main
	jobs:
	docker:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- uses: webfactory/[email protected]
	with:
	ssh-private-key: ${{ secrets.SSH_KEY }}

	- name: Login to Docker Hub
	uses: docker/login-action@v2
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	- name: Build and push
	uses: docker/build-push-action@v4
	with:
	context: .
	file: .github/dockerfiles/Dockerfile
	push: true
	tags: ${{ secrets.DOCKERHUB_USERNAME }}/contestgrpcserver:v0.4
	ssh: default=${{ env.SSH_AUTH_SOCK }}

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