feat: add gnome sort visualization

[gian-gg]

Description

Adds Gnome Sort as a new implemented sorting algorithm and wires it into routing/navigation.

Summary of changes:

• Added gnome-sort to the sorting algorithms list (positioned after counting-sort).
• Added route handling for /algorithms/gnome-sort.
• Implemented GnomeSortPage with:
  • frame-by-frame Gnome Sort animation logic
  • playback controls (play/pause/reset/randomize/step)
  • stats and algorithm details panel
  • sound integration consistent with existing sorting pages

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• My changes generate no new warnings
• I have checked that my commit message follows conventional commits

Preview

gnome-sort-preview.mov