docs: use precise ephemeral/replaceable infrastructure wording

[LarytheLord]

Summary\n- replace the 'cattle, not pets' metaphor in the DevOps topology section\n- use explicit infrastructure language: 'ephemeral, replaceable infrastructure'\n\n## Why\n- improves clarity for learners by using direct technical terms\n- keeps the same operational meaning while avoiding metaphor-heavy phrasing\n\n## Scope\n- docs-only, single-line wording update

Summary by CodeRabbit

• Documentation
  • Updated DevOps Topology documentation with refined phrasing to better clarify infrastructure design principles and implementation approaches.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

Configuration used: defaults

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between eb3939d and 310fff2.

📒 Files selected for processing (1)

• docs/foundations/introduction/README.md

---

📝 Walkthrough

Walkthrough

A documentation update in the foundations introduction guide, specifically rewording the DevOps Topology section from cattle-based metaphor terminology to design-focused language describing servers as ephemeral, replaceable infrastructure. Kubernetes and Docker references remain intact.

Changes

Cohort / File(s)	Summary
Documentation docs/foundations/introduction/README.md	Rephrased DevOps Topology paragraph to replace cattle-based metaphor with design-focused description of ephemeral, replaceable server infrastructure.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

Poem

🐰 A word here, a phrase there,
Cattle replaced with infrastructure care,
Ephemeral servers now take the stage,
Design-focused prose upon the page! ✨

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately captures the main change: replacing ambiguous metaphorical phrasing with precise technical terminology (ephemeral/replaceable infrastructure) in documentation.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment

Tip

Try Coding Plans. Let us write the prompt for your AI agent so you can ship faster (with fewer bugs).
Share your feedback on Discord.

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

_{Comment @coderabbitai help to get the list of available commands and usage tips.}