FlywayServiceLambda-AwsCustomResource-Trigger.java

        new AwsCustomResource(this, "trigger", AwsCustomResourceProps.builder()
                .logRetention(options.logRetention != null ? options.logRetention : RetentionDays.ONE_DAY)
                .onUpdate(AwsSdkCall.builder()
                        .service("Lambda")
                        .action("invoke")
                        .physicalResourceId(PhysicalResourceId.of("flywayTrigger"))
                        .parameters(Map.of(
                                "FunctionName", flywayServiceLambda.getFunctionName(),
                                "InvocationType", "RequestResponse",
                                "Payload", "{" +
                                        "\"flywayRequest\":{\"flywayMethod\": \"migrate\"}," +
                                        " \"assetHash\": \"" + ((Asset) migrationFilesDeployment.getNode().findChild("Asset1")).getAssetHash()+ "\"}"
                        )).build())
                .policy(AwsCustomResourcePolicy.fromStatements(List.of(PolicyStatement.Builder.create()
                        .actions(List.of("lambda:InvokeFunction"))
                        .resources(List.of(flywayServiceLambda.getFunctionArn()))
                        .build())))
                .build());