задайте nodemon
# Install nodemon
npm install nodemon
# Install nodemon globally on your machine
npm install -g nodemon
# Install nodemon on your project as dev-dependency
npm install nodemon --save-dev
нодемон
npm install -g nodemon
инсталиране на nodemon в Windows
npm install --save-dev nodemon
задайте nodemon
# Install nodemon
npm install nodemon
# Install nodemon globally on your machine
npm install -g nodemon
# Install nodemon on your project as dev-dependency
npm install nodemon --save-dev