autoenv/direnv in one shell function

.bashrc

# minimalist version of https://github.com/hyperupcall/autoenv
cd(){
  test -f .env.leave && source .env.leave     # cleanup environment
  builtin cd ${1:+"$@"} && {
    test -f .env && source .env                # setup environment / run scripts e.g.
    test -d .git && git remote -v             # react to implicit metadata 
    ls                                        # list directories
  }
}