add kernel/.gitignore

hc

2024-08-16 a24a44ff9ca902811b99aa9663d697cf452e08ef

1
2
key = "    
 !#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~"