run localhost server in 'https'

create.a.self.signed.certificate.for.localhost.sh

# create a self signed certificate for localhost
openssl genrsa -des3 -passout pass:x -out server.pass.key 2048
openssl rsa -passin pass:x -in server.pass.key -out server.key

# writing RSA key
rm server.pass.key
openssl req -new -key server.key -out server.csr

# Country Name (2 letter code) [AU]:IN
# State or Province Name (full name) [Some-State]:Karnataka
# Company Name, City and Email
# A challenge password []:

openssl x509 -req -sha256 -days 365 -in server.csr -signkey server.key -out server.crt

# Alternative
# create a self signed certificate for localhost
openssl req -x509 -sha256 -nodes -newkey rsa:2048 -days 365 -keyout localhost.key -out localhost.crt

use.webpack.for.local.https.server.sh

# install webpack-dev-server

npm i -g webpack-dev-server

# start webpack-dev-server with https

webpack-dev-server --https