add build and lint workflow in CI, fix lint errors #2

	name: CI
	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	lint:
	name: lint
	runs-on: ubuntu-latest
	if: github.repository == 'cortexclick/cortex-sdk'

	steps:
	- uses: actions/checkout@v4

	- name: Set up Node
	uses: actions/setup-node@v4
	with:
	node-version: '20'

	- name: Install dependencies
	run: npm install

	- name: Check types
	run: npm run lint
	build:
	name: build
	runs-on: ubuntu-latest
	if: github.repository == 'cortexclick/cortex-sdk'

	steps:
	- uses: actions/checkout@v4

	- name: Set up Node
	uses: actions/setup-node@v4
	with:
	node-version: '20'

	- name: Build
	run: npm run build

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