serverless.yml

service: sls-server
frameworkVersion: '2'

plugins:
  - serverless-webpack # serverless webpack plugin 

package:
  individually: true # to package functions individually. You can toggle this and check the difference webpack generates

custom:
  webpack: # serverless-webpack plugin options
    webpackConfig: webpack.config.js # Name of webpack configuration file
    includeModules: true # Node modules configuration for packaging
    packager: 'yarn' # Packager that will be used to package your external modules

provider:
  name: aws
  runtime: nodejs14.x # We use the latest node runtime supported by lambda
  region: ap-southeast-1 # Choose your closest region
  lambdaHashingVersion: 20201221

functions:
  hello:
    handler: src/handler.hello
    events:
      - http:
          path: hello
          method: get