update ratatui to 0.30

[shuoli84]

Update ratatui deps to 0.30.

[codecov-commenter]

⚠️ Please install the to ensure uploads and comments are reliably processed by Codecov.

Codecov Report

❌ Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 28.25%. Comparing base (f6d9371) to head (cf1d48a).

Files with missing lines	Patch %	Lines
src/lib.rs	0.00%	2 Missing ⚠️
❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #28   +/-   ##
=======================================
  Coverage   28.25%   28.25%           
=======================================
  Files           1        1           
  Lines         407      407           
=======================================
  Hits          115      115           
  Misses        292      292           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[shuoli84]

@joshka Hi josh, could you pls review this pr? Thanks~

[joshka]

LGTM - just some small things on the examples. See https://docs.rs/ratatui/latest/ratatui/fn.run.html

[shuoli84]

@joshka updated, take a look?

[joshka]

LGTM