This is a very strange issue which only seems to happen with the README.rst file inside of a project.
The icon breaks but only on the first level of the project, creating a README.rst in a sub-directory seems fine...
Sorry in the delayed response, but I just tried this out on Atom 1.22.1 on macOS and the icon is the same at root level vs. in a subdirectory. Is this still happening for you?
This is a very strange issue which only seems to happen with the
The icon breaks but only on the first level of the project, creating a
README.rst
file inside of a project.README.rst
in a sub-directory seems fine...