FEATURE-155: Display status line for the current SSH connection

[grafviktor]

Use embedded terminal to display current connection basic status line.

[codecov]

Codecov Report

❌ Patch coverage is 89.13043% with 10 lines in your changes missing coverage. Please review.
✅ Project coverage is 90.14%. Comparing base (cff9290) to head (c748a31).

Files with missing lines	Patch %	Lines
internal/ui/component/sshsession/session.go	87.50%	7 Missing ⚠️
internal/ui/model.go	85.71%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #156      +/-   ##
===========================================
+ Coverage    90.09%   90.14%   +0.04%     
===========================================
  Files           44       45       +1     
  Lines         3684     3763      +79     
===========================================
+ Hits          3319     3392      +73     
- Misses         288      293       +5     
- Partials        77       78       +1     

Flag	Coverage Δ
go-1.25.x	90.14% <89.13%> (+0.47%)	⬆️
go-1.26.x	90.06% <89.13%> (+0.05%)	⬆️
macOS	89.63% <89.13%> (-0.03%)	⬇️
ubuntu	89.63% <89.13%> (+0.06%)	⬆️
unit	90.14% <89.13%> (+0.04%)	⬆️
windows	87.37% <85.86%> (+0.13%)	⬆️

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Cursor Bugbot has reviewed your changes using default effort and found 1 potential issue.

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