CI: update CI workflow name and add badge for Regex Engine CI in README #53

	name: Monkey Interpreter CI

	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	jobs:
	test:
	name: Test and Coverage
	runs-on: ubuntu-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	persist-credentials: false # otherwise, the token used is the GITHUB_TOKEN, instead of your personal access token.
	fetch-depth: 0 # otherwise, there would be errors pushing refs to the destination repository.

	- name: Setup go
	uses: actions/setup-go@v4
	with:
	go-version-file: 'monkey/go.mod'
	# 'swap' compiler with interpreter, for coverage (because pushing changes to repo by gh actions causes erorrs)
	- name: Run Test
	run: \|
	cd monkey/interpreter
	go test ./...

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