Use matrix.gif for Matrix Art showcase

- Replace matrix-text.gif with matrix.gif for consistent resolution
- Matrix.gif has proper 1080x608 dimensions

Release v1.0.1

- Fixed vertical gaps in print/pour ASCII rendering (rune indexing)
- Added frame-based timing and display mode
- Converted 44 new block-style fonts to .bit format
- Added --version flag to CLI
- Total fonts: 174

Release v1.0.0: Initial public release

- Fire, Matrix, Fireworks, Rain animations
- 9 color themes
- syscgo CLI tool
- Comprehensive documentation
- Multi-theme showcases