A bug in Dockerfile

[wangluochao902]

vulstudy/DVWA/Dockerfile

Line 21 in d41ac42

rm -rf /tmp/* && \

Hi, we are developing a tool to detect typos/bugs in dockerfiles automatically. Our tool finds a potential bug above. Is it a bug? we think you want to delete "&& \" at the end of the line. Our tool is currently available here https://wangluochao902.github.io/clcheck/