delete_useless_folder_handshake

handshake/.gitignore

-# The directory Mix will write compiled artifacts to.
-/_build/
-/.idea/
-# If you run "mix test --cover", coverage assets end up here.
-/cover/
-
-# The directory Mix downloads your dependencies sources to.
-/deps/
-
-# Where third-party dependencies like ExDoc output generated docs.
-/doc/
-
-# Ignore .fetch files in case you like to edit your project deps locally.
-/.fetch
-
-# If the VM crashes, it generates a dump, let's ignore it too.
-erl_crash.dump
-
-# Also ignore archive artifacts (built via "mix archive.build").
-*.ez
-
-# Ignore package tarball (built via "mix hex.build").
-dunixir-*.tar
-
-# Ignore Elixir Language Server files (VS Code extension)
-/.elixir_ls/
-
-# Temporary files for e.g. tests
-/tmp
-
-#data
-/data/