Thank you very much for attaching the bsupport tool code. We will be able to analyze your issue better.
May I ask you which are the instructions you followed for enabling the multisite function? I am afraid that you are checking the documentation for enabling multisite in a WordPress single VM. The solution you have deployed is a multitier solution which is comprised of more than one instance, so it works in a different way than a single-tier one.
Please, check out the following section to understand the architecture of the solution you have launched:
Understand the solution architecture
And review the one below to check if WordPress HA is the most convenient solution for your needs:
Compare Different Bitnami And Automattic WordPress Solutions
In addition, in your question, you mention that you are not able to find the files mentioned in the documentation. That is because you are checking the instructions for local installers instead of checking the corresponding for a cloud image:
Please, take a look at these links and confirm that you really want to run a HA solution since the WordPress Multisite single VM could the best option for you.
Happy to help!
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