docs: remove stale layout entry

[Bortlesboat]

Summary

• Removes the stale plan/ entry from the README repository layout.
• Keeps the design-note wording under the existing docs/ directory, which is present in the repo.

Verification

• git diff --check

Summary by CodeRabbit

• Documentation
  • Updated the repository layout documentation in README to reflect current directory structure and clarify that the docs directory includes design notes.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 8f97b4f2-0ad4-4f9f-a875-596263ac9838

📥 Commits

Reviewing files that changed from the base of the PR and between ae3840c and 788a864.

📒 Files selected for processing (1)

• README.md

---

📝 Walkthrough

Walkthrough

The README's repository layout section is updated to broaden the scope of the docs/ directory to encompass both project documentation and design notes, while removing the previously documented plan/ directory entry from the directory structure reference.

Changes

Documentation Update

Layer / File(s)	Summary
Repository Layout README.md	docs/ directory description expands to "Project documentation and design notes"; plan/ directory entry is removed from the layout listing.

🎯 1 (Trivial) | ⏱️ ~2 minutes

🐰 A hop through the docs, clean and neat,
Old plans removed, the layout's sweet,
Design notes welcomed with open doors,
The README now maps all the floors! ✨📚

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately summarizes the main change: removing a stale layout entry (the plan/ directory) from README.md documentation.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

Tip

💬 Introducing Slack Agent: The best way for teams to turn conversations into code.

Slack Agent is built on CodeRabbit's deep understanding of your code, so your team can collaborate across the entire SDLC without losing context.

• Generate code and open pull requests
• Plan features and break down work
• Investigate incidents and troubleshoot customer tickets together
• Automate recurring tasks and respond to alerts with triggers
• Summarize progress and report instantly

Built for teams:

• Shared memory across your entire org—no repeating context
• Per-thread sandboxes to safely plan and execute work
• Governance built-in—scoped access, auditability, and budget controls

One agent for your entire SDLC. Right inside Slack.

👉 Get started

---

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.}