Sprite Lab v0.3.1 - Gif Exports and fix bugs

High-Quality GIF Export: Added support for animated GIF export using an internal dual-pass palette generation for professional color accuracy.
Enhanced Preview Windows: GIF and Sheet previews now feature proportional scaling and auto-centering, fitting any screen size without distortion.
Dynamic Precision Cursors: The mouse cursor now changes to a crosshair when using the Crop or Eyedropper tools for better visual feedback.
Visual Aspect Ratio Link: Replaced the legacy emoji with a custom high-compatibility icon for the resolution link, ensuring consistent UI across all Windows versions.

Sprite Lab v0.2 - Precise Cropping & Bilingual Support

• Added Manual Pixel-Perfect Cropping.

• Bilingual Support (English/Spanish).

• Improved coordinate mapping for precision.