Cleanup docs/guides

[SkiHatDuckie]

Summary

Fixes various spelling/grammar/capitalization errors in docs/guides.

---

• "I certify that all code in this PR is my own, except as noted below."

Use of AI

• Includes code generated or substantially modified by an AI agent
• Includes tests generated or substantially modified by an AI agent

NOTE: the Generated-by or Assisted-by trailers should be used in git commit messages when code or tests were generated or substantially modified by an AI agent, as described in the project's DEVELOPING.md file.

---

git log

commit 885be79
Author: SkiHatDuckie SkiHatDuckie@gmail.com
Date: Thu Jul 2 14:33:33 2026 -0400

Cleanup docs/guides

Signed-off-by: SkiHatDuckie <SkiHatDuckie@gmail.com>

---

Signed-off-by: SkiHatDuckie SkiHatDuckie@gmail.com

[dbutenhof]

I think some of these are debatable stylistic preferences (like whether "tool-calling" is hyphenated, and the capitalization of hyphenated words in a title) ... but this is a small net improvement in consistency, and I'm happy.

[mergify]

Queued — the merge queue status continues in this comment ↓.

[mergify]

Merge Queue Status

• ✅ Entered queue — 2026-07-03 00:01 UTC · Rule: default · triggered by merge protections
• ✅ Checks passed · on draft merge queue: checking main (5a55984) and #885 together #895
• ✅ Merged — 2026-07-03 00:08 UTC · at 885be79476b5ccb9b69bc8ea5ec7823952536665 · squash

This pull request spent 6 minutes 55 seconds in the queue, including 6 minutes 34 seconds running CI.

Required conditions to merge

• any of [🛡 GitHub repository ruleset rule Merge Requirements]:
  • check-success = @github-actions/quality (3.10) / type-checks
  • check-neutral = @github-actions/quality (3.10) / type-checks
  • check-skipped = @github-actions/quality (3.10) / type-checks
• any of [🛡 GitHub repository ruleset rule Merge Requirements]:
  • check-success = @github-actions/quality (3.10) / precommit-checks
  • check-neutral = @github-actions/quality (3.10) / precommit-checks
  • check-skipped = @github-actions/quality (3.10) / precommit-checks
• any of [🛡 GitHub repository ruleset rule Merge Requirements]:
  • check-success = @github-actions/quality (3.10) / quality-checks
  • check-neutral = @github-actions/quality (3.10) / quality-checks
  • check-skipped = @github-actions/quality (3.10) / quality-checks
• any of [🛡 GitHub repository ruleset rule Merge Requirements]:
  • check-success = @github-actions/tests (3.10) / e2e-tests
  • check-neutral = @github-actions/tests (3.10) / e2e-tests
  • check-skipped = @github-actions/tests (3.10) / e2e-tests
• any of [🛡 GitHub repository ruleset rule Merge Requirements]:
  • check-success = @github-actions/tests (3.10) / integration-tests
  • check-neutral = @github-actions/tests (3.10) / integration-tests
  • check-skipped = @github-actions/tests (3.10) / integration-tests
• any of [🛡 GitHub repository ruleset rule Merge Requirements]:
  • check-success = @github-actions/tests (3.10) / unit-tests
  • check-neutral = @github-actions/tests (3.10) / unit-tests
  • check-skipped = @github-actions/tests (3.10) / unit-tests
• any of [🛡 GitHub repository ruleset rule Merge Requirements]:
  • check-success = @github-actions/update-description
  • check-neutral = @github-actions/update-description
  • check-skipped = @github-actions/update-description