docs: update steps in docs readme

[shenxianpeng]

Summary by CodeRabbit

• Documentation
  • Updated documentation installation command to a grouped install workflow.
  • Added explicit build and local serve instructions for previewing docs.
  • Improved wording and terminology for clarity (e.g., "real-time", introductory phrasing).

[coderabbitai]

Walkthrough

Documentation updates to the README file including revised installation instructions, addition of build steps, and minor wording corrections for clarity and consistency.

Changes

Cohort / File(s)	Summary
Documentation Updates docs/README.rst	Updated installation command from pip -r requirements.txt to pip install --group 'docs'; added new "Build the docs" section with mkdocs build and mkdocs serve commands; reworded instruction phrase from "to steps" to "in steps"; standardized "realtime" to "real-time".

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

Pre-merge checks and finishing touches

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Docstring Coverage	⚠️ Warning	Docstring coverage is 0.00% which is insufficient. The required threshold is 80.00%.	You can run @coderabbitai generate docstrings to improve docstring coverage.

✅ Passed checks (2 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title Check	✅ Passed	The pull request title "docs: update steps in docs readme" is clearly related to the main changes in the changeset, which involve updating documentation in the docs/README.rst file. The changes include reworded instructions, updated installation commands, new build sections, and standardized terminology—all of which represent updates to the steps and guidance in the documentation. The title accurately conveys the primary nature of the changes without unnecessary detail, and it directly reflects the actual modifications made to the file.

✨ Finishing touches

• 📝 Generate docstrings

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch shenxianpeng-patch-1

---

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.}