Add new logo and readme fixes #452

Job	Run time
base (base, base)	5m 6s
images (all, all)	44m 5s
images (python3.8, 3.8)	2m 35s
images (python3.9, 3.9)	2m 29s
images (python3.10, 3.10)	2m 57s
images (python3.11, 3.11)	3m 17s
images (python3.12, 3.12)	2m 59s
images (python3.13, 3.13)	3m 14s
images-pillow (pillow/3.8, 3.8-pillow)	12m 3s
images-pillow (pillow/3.9, 3.9-pillow)	12m 30s
images-pillow (pillow/3.10, 3.10-pillow)	11m 32s
images-pillow (pillow/3.11, 3.11-pillow)	11m 13s
images-pillow (pillow/3.12, 3.12-pillow)	11m 54s
images-pillow (pillow/3.13, 3.13-pillow)	12m 18s
images-pillow (pillow/all, all-pillow)	9m 20s
apps (ipython, ipython)	3m 50s
apps (pylama, pylama)	2m 26s
apps (pylava, pylava)	2m 1s
apps (certbot, certbot)	13m 42s
apps (black, black)	2m 1s
apps (gray, gray)	16m 52s
apps (ruff, ruff)	2m 18s
apps (jupyterlab, jupyterlab)	3m 42s
	3h 14m 24s

Provide feedback