chore: update README and remediate dependency vulnerabilities

Author: sis0k0

README.md

@@ -5,8 +5,11 @@ A full-stack CRUD application built with MongoDB, Express, React, and Node.js (M
 Companion code for the [MERN Stack Tutorial](https://www.mongodb.com/languages/mern-stack-tutorial?utm_campaign=devrel&utm_medium=github&utm_content=mern.stack.example&utm_term=learning.fuel) and [video walkthrough](https://www.youtube.com/watch?v=4nKWREmCvsE).
 
 [![CI](https://github.com/mongodb-developer/mern-stack-example/actions/workflows/main.yaml/badge.svg)](https://github.com/mongodb-developer/mern-stack-example/actions/workflows/main.yaml)
+[![License: Apache-2.0](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](LICENSE)
+[![GitHub stars](https://img.shields.io/github/stars/mongodb-developer/mern-stack-example?style=social)](https://github.com/mongodb-developer/mern-stack-example/stargazers)
+[![GitHub issues](https://img.shields.io/github/issues/mongodb-developer/mern-stack-example)](https://github.com/mongodb-developer/mern-stack-example/issues)
 
-## MERN Stack Architecture
+## Project Overview
 
 This project demonstrates an employee record tracker:
 
@@ -17,6 +20,8 @@ This project demonstrates an employee record tracker:
 
 The React app in `mern/client` calls an Express API in `mern/server`, and data is stored in MongoDB Atlas.
 
+## MERN Stack Architecture
+
 ```
 ┌─────────────────────┐       REST (JSON)      ┌──────────────────────────┐
 │   React (Vite)      │ ─────────────────────► │  Express API             │
@@ -38,74 +43,66 @@ Stack:
 - Backend: Node.js, Express 4, MongoDB Node.js Driver 6
 - Database: MongoDB Atlas (`employees.records` collection)
 
+## Project Structure
+
+```text
+mern/
+   client/   # React + Vite frontend
+   server/   # Express API + MongoDB integration
+```
+
 ## Prerequisites
 
 - Node.js 20+
 - npm 9+
 - A free [MongoDB Atlas](https://www.mongodb.com/atlas?utm_campaign=devrel&utm_medium=github&utm_content=mern.stack.example&utm_term=learning.fuel) cluster
 
-## Quick Start
+## Quick Start and MongoDB Setup
 
 ```bash
 # 1) Clone
 git clone https://github.com/mongodb-developer/mern-stack-example.git
 cd mern-stack-example
 
-# 2) Configure environment
+# 2) Create server environment file
 cp mern/server/config.env.example mern/server/config.env
-
-# 3) Start API server
-cd mern/server
-npm install
-npm start
-
-# 4) Start frontend (new terminal)
-cd ../client
-npm install
-npm run dev
 ```
 
-Open `http://localhost:5173`.
-
-## MongoDB Atlas Setup
+Update `mern/server/config.env` with one of the following `ATLAS_URI` values:
 
-### Configure server environment
-
-Update `mern/server/config.env`:
+Atlas cluster:
 
 ```env
-ATLAS_URI=mongodb://admin:mongodb@mongodb:27017/
+ATLAS_URI=mongodb+srv://<username>:<password>@<cluster>.mongodb.net/
 PORT=5050
 ```
 
-If you're running the database locally in the devcontainer, keep the configured connection string.
-
-You may also connect to an Atlas cluster. If you're new to Atlas, follow the [quick start guide](https://www.mongodb.com/docs/atlas/getting-started/?utm_campaign=devrel&utm_medium=github&utm_content=mern.stack.example&utm_term=learning.fuel) and then update `ATLAS_URI` with your connection string.
+If you are new to Atlas, use the [Atlas quick start guide](https://www.mongodb.com/docs/atlas/getting-started/?utm_campaign=devrel&utm_medium=github&utm_content=mern.stack.example&utm_term=learning.fuel) and then paste your connection string into `ATLAS_URI`.
 
-### Seed sample data (optional)
+Optional: seed sample data:
 
 ```bash
-cd mern/server
-node seed.js
+cd mern/server && node seed.js
 ```
 
-### Run services
-
-Backend:
+Start the backend API:
 
 ```bash
 cd mern/server
 npm install
 npm start
 ```
 
-Frontend:
+Start the frontend in a second terminal:
 
 ```bash
 cd mern/client
+npm install
 npm run dev
 ```
 
+Open `http://localhost:5173`.
+
 ## GitHub Codespaces and Dev Containers
 
 GitHub Codespaces is an easy and fast way to get this project running without installing anything locally. It uses a dev container, which is a Docker environment configured for development.
@@ -167,6 +164,11 @@ Example request body for create or update:
 
 - Change `PORT` in `mern/server/config.env`, or stop the process using `:5050`
 
+## Community and Support
+
+- Use [GitHub Issues](https://github.com/mongodb-developer/mern-stack-example/issues) for bugs and feature requests
+- Use [MongoDB Community Forums](https://www.mongodb.com/community/forums/) for general MongoDB questions
+
 ## Additional Resources
 
 - [MERN Stack Tutorial](https://www.mongodb.com/languages/mern-stack-tutorial?utm_campaign=devrel&utm_medium=github&utm_content=mern.stack.example&utm_term=learning.fuel)