Update image versions in README after release #174

	name: Build

	# trigger the workflow on push or pull requests
	on: [push, pull_request, workflow_dispatch]

	jobs:
	build-and-run-tests:
	runs-on: ubuntu-20.04 # this is a GitHub Runner, hosting the execution
	container: ubuntu:18.04 # but this is a Docker Hub container, in which everything runs

	services:
	redis:
	image: redis:6.2.1-alpine # Docker Hub image used as a sidecar

	steps:
	- uses: actions/checkout@v2
	- name: Install dependencies
	run: \|
	apt-get -y update
	apt-get -y --force-yes install make gcc libevent-dev libmsgpack-dev python3 curl
	- name: Build
	run: make
	- name: Run Webdis and test
	run: \|
	./webdis .github/workflows/webdis-ci.json
	sleep 2
	./tests/basic.py
	./tests/curl-tests.sh
	- name: Archive logs
	uses: actions/upload-artifact@v2
	with:
	name: webdis.log
	path: webdis.log

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