add rest api

myStack.ts

import * as cdk from 'aws-cdk-lib';
import { Construct } from 'constructs';
import * as apigateway from 'aws-cdk-lib/aws-apigateway';

export class MyStack extends cdk.Stack {
  constructor(scope: Construct, id: string, props?: cdk.StackProps) {
    super(scope, id, props);

    const api = new apigateway.RestApi(this, 'test-api', {
      description: 'Test project',
      deployOptions: {
        stageName: 'dev',
      },
      defaultCorsPreflightOptions: {
        allowOrigins: apigateway.Cors.ALL_ORIGINS, // replace with calling origin
        allowMethods: apigateway.Cors.ALL_METHODS
      },
    });
  }
}