chore: update docs based on recent changes to product

[BekahHW]

Description

• reflects highlight change to general blog posts
• Adds sample queries for starsearch

Related Tickets & Documents

closes #296 closes #248

Mobile & Desktop Screenshots/Recordings

Steps to QA

Tier (staff will fill in)

• [ ] Tier 1
• [ ] Tier 2
• [ ] Tier 3
• [x] Tier 4

[optional] What gif best describes this PR or how it makes you feel?

[netlify[bot]]

✅ Deploy Preview for docs-open ready!

Name	Link
🔨 Latest commit	2aceeba65f72f095b284ebcb3b1e0b6530ed0e9f
🔍 Latest deploy log	https://app.netlify.com/sites/docs-open/deploys/6647a212fb33b000080756e9
😎 Deploy Preview	https://deploy-preview-301--docs-open.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[BekahHW]

@adiati98, I updated and added in your comments except for the nav bar, which I wrote navigation bar. If there's nothing super big, could you approve and merge and we can handle anything else in a separate issue?