Create a new file for our hit counter construct Create a new file under lib called hitcounter.ts with the following content: import * as cdk from 'aws-cdk-lib'; import * as lambda from 'aws-cdk-lib/aws-lambda'; import { Construct } from 'constructs'; export interface HitCounterProps { /** the function for which we want to count url hits **/ downstream: lambda.IFunction; } export class HitCounter..