docs: add README for sb.sh-only project (#4)

chore: keep sb.sh only and harden security flows (#1)

Update sb.sh

Update README.md

Update sb.sh

Update sb.sh

Update sbcore version to 1.12.15

Update sb.sh

Update sb.sh

Update serv00.sh

Update sb.sh

Update README.md

Update sb.sh

Update sb.sh

Update sb.sh