tzdata and releases
Where do we store tzdata at for releases? It appears we're shipping an incompatible configuration.
The library uses a file directory to store data. By default this directory is priv. In some cases you might want to use a different directory. For instance when using releases this is recommended. If so, create the directory and make sure Elixir can read and write to it. Then use elixir config files like this to tell Tzdata to use that directory:
https://hexdocs.pm/tzdata/readme.html#data-directory-and-releases