[Jonathancombs782]

Added commented-out environment variables for configuration.

Why:

Closes:

What's being changed (if available, include any code snippets, screenshots, or gifs):

Check off the following:

• A subject matter expert (SME) has reviewed the technical accuracy of the content in this PR. In most cases, the author can be the SME. Open source contributions may require an SME review from GitHub staff.
• The changes in this PR meet the docs fundamentals that are required for all content.
• All CI checks are passing and the changes look good in the review environment.

[github-actions]

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[docs-bot]

👋 Hi there! It looks like you've modified some files that we can't accept as contributions:

• .github/workflows/review-comment.yml

You'll need to raise a new PR that doesn't include those files, before we can review.

The complete list of files we can't accept are:

• Anything in the root directory
• .devcontainer/**
• .github/**
• data/reusables/rai/**
• .vscode/**
• config/**
• contributing/**
• src/**
• content/actions/how-tos/secure-your-work/security-harden-deployments/**
• content/README.md

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