CDK code for serverless PHP with Lambda and bref.sh

index.php

import { CfnOutput, Stack, StackProps } from "aws-cdk-lib";
import { Construct } from "constructs";
import * as lambda from "aws-cdk-lib/aws-lambda";
import * as apigateway from "@aws-cdk/aws-apigatewayv2-alpha";
import { HttpLambdaIntegration } from "@aws-cdk/aws-apigatewayv2-integrations-alpha";

import * as cdk from "aws-cdk-lib";

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

    const handler = new lambda.Function(this, "PhpRuntime", {
      runtime: lambda.Runtime.PROVIDED_AL2,
      handler: "public/index.php",
      code: lambda.Code.fromAsset("./backend"),
      memorySize: 1024,
      layers: [
        lambda.LayerVersion.fromLayerVersionArn(
          this,
          "php-81-fpm",
          `arn:aws:lambda:eu-central-1:209497400698:layer:php-81-fpm:28`
        ),
      ],
    });

    const api = new apigateway.HttpApi(this, "HttpApi");

    const lambdaHandlerIntegration = new HttpLambdaIntegration(
      "Integration",
      handler
    );

    api.addRoutes({
      path: "/",
      methods: [apigateway.HttpMethod.GET],
      integration: lambdaHandlerIntegration,
    });

    new CfnOutput(this, "Url", {
      value: api.url!,
    });
  }
}