feat: support extended keyboard enhancements

[aymanbagabas]

This adds support for the Kitty keyboard protocol's extended enhancements, allowing applications to request that the terminal report additional information about key events, such as whether they're part of a repeat sequence, alternate key values, and associated text.

Supersedes: #1622
Fixes: #1621
Fixes: #1623

[codecov]

Codecov Report

❌ Patch coverage is 36.84211% with 12 lines in your changes missing coverage. Please review.
✅ Project coverage is 55.76%. Comparing base (e19d255) to head (8c4422d).
⚠️ Report is 10 commits behind head on main.

Files with missing lines	Patch %	Lines
cursed_renderer.go	53.84%	3 Missing and 3 partials ⚠️
keyboard.go	0.00%	6 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1626      +/-   ##
==========================================
- Coverage   56.09%   55.76%   -0.34%     
==========================================
  Files          25       25              
  Lines        1287     1300      +13     
==========================================
+ Hits          722      725       +3     
- Misses        481      489       +8     
- Partials       84       86       +2     

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[rit3sh-x]

@aymanbagabas @andreynering the PR seems stalled happy to take this over or assist if needed.

[aymanbagabas]

Thank you @rit3sh-x for the gentle ping. This is going to be released soon in the next version of Bubble Tea v2. You can use go get charm.land/bubbletea/v2@main to get the patch right away.