Fixed build issue #483

	name: run linter and tests
	on:
	push:
	branches-ignore:
	- master
	- develop
	paths:
	- '**.ts'
	- '**.sol'
	- '**.yml'
	- '**.json'
	jobs:
	start:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Setup node.js
	uses: actions/setup-node@v1
	with:
	node-version: 10.x

	- name: Determine npm cache directory
	id: npm-cache
	run: echo "::set-output name=dir::$(npm config get cache)"

	- name: Restore npm cache
	uses: actions/cache@v2
	with:
	path: ${{ steps.npm-cache.outputs.dir }}
	key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
	restore-keys: \|
	${{ runner.os }}-node-

	- name: Install dependencies
	run: \|
	npm i
	env:
	CI: true

	- name: Run linter
	run: npm run lint

	- name: Run tests
	run: npm run test -- --report-gas

	- name: Dry run build
	run: npm run build

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