Add compatibility matrix #71

	name: '@ngneat/cashew'

	on:
	push:
	branches:
	- master
	pull_request:

	jobs:
	build:
	runs-on: ubuntu-18.04
	strategy:
	fail-fast: true

	steps:
	- uses: actions/checkout@v2

	- uses: actions/cache@v1
	id: npm-cache
	with:
	path: node_modules
	key: ${{ runner.os }}-v1-npm-${{ hashFiles('./package-lock.json') }}
	restore-keys: ${{ runner.os }}-v1-npm

	- uses: actions/setup-node@v1
	with:
	node-version: 14.15

	- name: Install dependencies
	if: steps.npm-cache.outputs.cache-hit != 'true'
	run: npm ci

	- name: Test
	run: npm run test:lib

	- name: Build
	run: npm run build:lib

	- name: Build Playground
	run: npm run build

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