Fix mango db image name

README.md

@@ -0,0 +1,40 @@
+# A simple MERN stack application 
+
+### Create a network for the docker containers
+
+`docker network create demo`
+
+### Build the client 
+
+```sh
+cd mern/frontend
+docker build -t mern-frontend .
+```
+
+### Run the client
+
+`docker run --name=frontend --network=demo -d -p 5173:5173 mern-frontend`
+
+### Verify the client is running
+
+Open your browser and type `http://localhost:5173`
+
+### Run the mongodb container
+
+`docker run --network=demo --name mongodb -d -p 27017:27017 -v ~/opt/data:/data/db mongo:latest`
+
+### Build the server
+
+```sh
+cd mern/backend
+docker build -t mern-backend .
+```
+
+### Run the server
+
+`docker run --name=backend --network=demo -d -p 5050:5050 mern-backend`
+
+## Using Docker Compose
+
+`docker compose up -d`
+