Step 1: cd .\e-commerce-api\
Step 2: npm i
Step 3: (Type this command in a seperate terminal) mongod (Note: You need mongodb installed)
Step 4: npm run dev (In the previous terminal)

NOTE:
Create a config folder in root directory of teh project
Create a dev.env file in the config folder
Include the following environment variables:
JWT_SECRET= Any secret key of your choice, it may be any string
PORT= The port you want your project to run on
MONGODB_URL= Your mongodb server url