[Task] Observe System Component Interaction

[JohnRutman]

Summary

• Closes #

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Checklist

• I made this PR to the main branch of my fork (NOT the course instructors' repo).
• I see base: main <- compare: <branch> above the PR title.
• I edited the line - Closes #<issue-number>.
• I wrote clear commit messages.
• I reviewed my own diff before requesting review.
• I understand the changes I’m submitting.

[github-actions]

Please create a new PR and choose your fork as the base repo. You've made a PR to the instructors' repo.