Bump rexml from 3.2.5 to 3.3.9 in /ruby #361

	name: Zsh Tests
	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	tests:
	runs-on: ubuntu-latest
	services:
	postgres:
	image: postgres:13.1-alpine
	env:
	POSTGRES_PASSWORD: password
	ports:
	- 5432:5432
	# needed because the postgres container does not provide a health check
	options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5

	steps:
	- uses: actions/checkout@v2

	- name: Install ZSH
	run:
	sudo apt-get update -yqq && sudo apt-get install -yqq zsh

	- name: Verify that ZSH can source init.sh
	env:
	TERM: xterm-256color
	MIN_WIDTH: 90
	run: zsh -l -c "export DEBUG=1 ; source init.sh"

	- name: Verify that ZSH can run specs
	env:
	TERM: xterm-256color
	MIN_WIDTH: 90
	run: zsh -l -c "export DEBUG=1; bin/specs \|\| true"

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