Deployment.createService fails if no ports defined

[lblackstone]

error: Running program '/Users/levi/workspace/kx-test' failed with an unhandled exception:
    TypeError: Cannot read property 'forEach' of undefined
        at containers.forEach.container (/opt/pulumi/node_modules/@pulumi/kubernetesx/kx.js:173:33)
        at Array.forEach (<anonymous>)
        at serviceSpec.spec.template.spec.containers.apply.containers (/opt/pulumi/node_modules/@pulumi/kubernetesx/kx.js:172:24)
        at /opt/pulumi/node_modules/@pulumi/kubernetesx/node_modules/@pulumi/pulumi/output.js:179:35
        at Generator.next (<anonymous>)
        at /opt/pulumi/node_modules/@pulumi/kubernetesx/node_modules/@pulumi/pulumi/output.js:21:71
        at new Promise (<anonymous>)
        at __awaiter (/opt/pulumi/node_modules/@pulumi/kubernetesx/node_modules/@pulumi/pulumi/output.js:17:12)
        at applyHelperAsync (/opt/pulumi/node_modules/@pulumi/kubernetesx/node_modules/@pulumi/pulumi/output.js:165:12)
        at Promise.all.then (/opt/pulumi/node_modules/@pulumi/kubernetesx/node_modules/@pulumi/pulumi/output.js:159:51)