Puppeteer is a Node library which provides a high-level API to control Chrome or Chromium over the DevTools Protocol. Puppeteer runs headless by default, but can be configured to run full (non-headless) Chrome or Chromium.

1. Logs into a LinkedIn account according to the credentials provided as specified environment variables.

2. Loads the feed and searches for the people with a provided keyword.

3. Sends connection request to the listed profiles matching the keyword(s).

Install npm packages:
npm install
Create a .env file.
touch .env
Run using the node.
node app.js

const browser = await puppeteer.launch({ headless: true });