change working directory to /app

[nathan995]

Running strapi with starpi develop gives access to its full capabilities like adding content type from the admin dashboard but having root as the working directory causes issues, at least on windows wsl. Found the fix here

[vercel[bot]]

Someone is attempting to deploy a commit to a Personal Account owned by @ghoshnirmalya on Vercel.

@ghoshnirmalya first needs to authorize it.