doc tweaks

.github/pull_request_template.md

@@ -1,2 +1,2 @@
-Please include the following text somewhere in this PR description:  
+To show that your contribution is compatible with the MIT License, please include the following text somewhere in this PR description:  
 This PR complies with the DCO; https://developercertificate.org/  

README.md

@@ -104,9 +104,9 @@ turn almost any device into a file server with resumable uploads/downloads using
 
 just run **[copyparty-sfx.py](https://github.com/9001/copyparty/releases/latest/download/copyparty-sfx.py)** -- that's it! 🎉
 
-* or install through pypi (python3 only): `python3 -m pip install --user -U copyparty`
+* or install through pypi: `python3 -m pip install --user -U copyparty`
 * or if you cannot install python, you can use [copyparty.exe](#copypartyexe) instead
-* or [install through nix](#nix-package), or [on NixOS](#nixos-module), or [on arch](#arch-package)
+* or install [on arch](#arch-package) ╱ [on NixOS](#nixos-module) ╱ [through nix](#nix-package)
 * or if you are on android, [install copyparty in termux](#install-on-android)
 * or if you prefer to [use docker](./scripts/docker/) 🐋 you can do that too
   * docker has all deps built-in, so skip this step:

docs/devnotes.md

@@ -275,6 +275,8 @@ python3 setup.py build
 python3 setup.py install --skip-build --prefix=/usr --root=$HOME/pe/copyparty
 ```
 
+if you have a very recent python where `setup.py install` finally got obliterated, see [the arch pkg](https://github.com/9001/copyparty/blob/hovudstraum/contrib/package/arch/PKGBUILD) for the current workaround until copyparty finally migrates to the toml meme
+
 
 ## complete release