Clarify that only Linux is supported

CONTRIBUTING.md

@@ -10,35 +10,16 @@ To set up Itchcraft, you need three things:
 
 3. The Python dependency manager `poetry`.
 
-### Installing pyenv
+### Installing pyenv on Linux
 
 The Python version manager `pyenv` makes sure you can always keep
 the exact Python version required by Itchcraft,
 regardless of your system Python.
 
-#### Installing pyenv on Windows
-
-While `pyenv` doesn’t support Windows, you can use a drop-in
-replacement called `pyenv-win`.
-
-To install `pyenv-win` on Windows, go to
-[github.com/pyenv-win/pyenv-win](https://github.com/pyenv-win/pyenv-win#installation)
-and follow one of the installation methods.
-
-#### Installing pyenv on Linux
-
 To install `pyenv` on Linux or WSL2, first make sure Python 3 is
 installed. Then follow the *Basic GitHub Checkout* method described
 at [github.com/pyenv/pyenv](https://github.com/pyenv/pyenv#basic-github-checkout).
 
-#### Installing pyenv on macOS
-
-To install `pyenv` on macOS, run:
-
-```
-brew install pyenv
-```
-
 #### Checking your system-wide pyenv installation
 
 To verify your `pyenv` is working, run:
@@ -70,16 +51,6 @@ Proceed after you’ve confirmed one of those to work.
 
 You’ll need `poetry` to manage development dependencies and the venv.
 
-To install Poetry on Windows, use one of the
-[installation methods](https://python-poetry.org/docs/master/#installing-with-the-official-installer)
-described in Poetry’s documentation.
-
-To install Poetry on macOS, run:
-
-```
-brew install poetry
-```
-
 If you’re on Linux or WSL2, use your system package manager to
 install Poetry.
 

pyproject.toml

@@ -22,18 +22,12 @@ warn_unused_ignores = true
 name = "itchcraft"
 version = "0.2.0"
 description = "Tech demo for interfacing with heat-based USB insect bite healers"
-readme = [
-    "README.md",
-    "USAGE.md",
-]
-authors = [
-    "Claudia Pellegrino <[email protected]>",
-]
+readme = ["README.md", "USAGE.md"]
+authors = ["Claudia Pellegrino <[email protected]>"]
 license = "Apache-2.0"
 # See https://pypi.org/pypi?%3Aaction=list_classifiers
 classifiers = [
     "Development Status :: 3 - Alpha",
-    "Operating System :: MacOS",
     "Operating System :: POSIX :: Linux",
     "Topic :: Utilities",
 ]