Summary: Currently, Flipper server cannot be used with Flipper Launcher on Linux because there is no `flipper` binary in the root of the directory. Adding a quick shell script bridges the call from the checked-in node binary and the server JS file.
Reviewed By: ardavank
Differential Revision: D43837781
fbshipit-source-id: d954ae21d5330aa549d4bc76aefb1d76af8e2c84