aws_stepfunctions_tasks.EcsRunTask: Step Function Task cannot read containerName

[rupe120]

Describe the bug

Example project: https://github.com/rupe120/aws-cdk-stepfuction-ecsruntask-example

When I try to synth an EcsRunTask I get the error:

TypeError: Cannot read properties of undefined (reading 'containerName')
    at new EcsRunTask (C:\temp\cdk\stepfunction-ecs\node_modules\aws-cdk-lib\aws-stepfunctions-tasks\lib\ecs\run-task.js:1:4851)
    at new StepfunctionEcsStack (C:\temp\cdk\stepfunction-ecs\lib\stepfunction-ecs-stack.ts:40:25)
    at Object.<anonymous> (C:\temp\cdk\stepfunction-ecs\bin\stepfunction-ecs.ts:7:1)
    at Module._compile (node:internal/modules/cjs/loader:1256:14)
    at Module.m._compile (C:\temp\cdk\stepfunction-ecs\node_modules\ts-node\src\index.ts:1618:23)
    at Module._extensions..js (node:internal/modules/cjs/loader:1310:10)
    at Object.require.extensions.<computed> [as .ts] (C:\temp\cdk\stepfunction-ecs\node_modules\ts-node\src\index.ts:1621:12)
    at Module.load (node:internal/modules/cjs/loader:1119:32)
    at Function.Module._load (node:internal/modules/cjs/loader:960:12)
    at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:81:12)

Expected Behavior

A synth'd template

Current Behavior

Error reading task definition container name.

Reproduction Steps

Clone: https://github.com/rupe120/aws-cdk-stepfuction-ecsruntask-example
Run: npx cdk synth -q

Possible Solution

?

Additional Information/Context

No response

CDK CLI Version

2.102.0 (build 2abc59a)

Framework Version

2.102.0

Node.js Version

v18.16.1

OS

Microsoft Windows 11 Enterprise (10.0.22621 Build 22621)

Language

TypeScript

Language Version

TypeScript 5.2.2

Other information

No response

[rupe120]

My error was in adding the as to the containerOverride thinking it would behave the same way it does in C#. The equivalent in TypeScript is actually satisfies.

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