This is a bugfix release. It also improves I/O robustness and SVG rendering quality.

• Bug fixes: #288 SVG scaling seems to be done after bitmap conversion (found by @joveian). [unfiled] MinGW: Undeclared function error for strlen() (@carlo-bramini). [unfiled] Assert when using chafa_canvas_draw_all_pixels() with Kitty passthrough (found by @ravachol). [unfiled] Hangs when running with closed stdin (found by @SapphirusBeryl). [unfiled] Potential overrun when output dimension is exactly 1 pixel. [unfiled] Small memory leak on failed load in the grid layout. [unfiled] Occasional warnings from JPEG loader that should not be printed.