Alberto Ll.

Results 5 issues of Alberto Ll.

`make help` results like the image below. ![image](https://user-images.githubusercontent.com/5437164/182865370-d5f0537c-b5e1-476b-8501-80cb4d39bef8.png)

When the envrionent variable slack_username is not defined it throws this error: (node:1) UnhandledPromiseRejectionWarning: Error: Configuration property "slack_username" is not defined at Config.get (/app/node_modules/config/lib/config.js:182:11) at SlackNotifier.notify (/app/notify/slack.js:26:48) at PodLongNotReady.callback (/app/index.js:27:26)...

With this change flag `lease-time` can be set with the desired time in seconds. If this the flag `lease-time` is not set, it will use default value. See https://github.com/open-telemetry/opentelemetry-operator/issues/1073

### Checks - [X] I've already read https://docs.github.com/en/actions/hosting-your-own-runners/managing-self-hosted-runners-with-actions-runner-controller/troubleshooting-actions-runner-controller-errors and I'm sure my issue is not covered in the troubleshooting guide. - [X] I am using charts that are officially provided...

bug
needs triage
gha-runner-scale-set

## Describe your changes The backend port for the signal container was wrongly set to port 80 where the listenting port of the container is 10000 by default. ## Stack...