Add nix-specific notes to help new users (#40)

* Add nix-specific notes to help new users

* fix kinda weird sentence in readme

* incorporate suggestions

* Update doc/00_installation.md

Co-authored-by: uku <hi@uku.moe>

* Update doc/00_installation.md

Co-authored-by: uku <hi@uku.moe>

* Update doc/00_installation.md

Co-authored-by: uku <hi@uku.moe>

* Update doc/00_setup.md

Co-authored-by: uku <hi@uku.moe>

* Update 00_installation.md

---------

Co-authored-by: uku <hi@uku.moe>

Author: mrshmllow

README.md

@@ -11,10 +11,10 @@ successor to [resetti](https://github.com/tesselslate/resetti).
 
 # Installation
 
-Distribution-specific packages are currently only available for Arch through
-the AUR.
+Waywall is available on Arch through the AUR and on systems with Nix through Nixpkgs.
 
   - [Arch Linux (AUR)](https://aur.archlinux.org/packages/waywall-working-git)
+  - [Nix (Nixpkgs)](https://search.nixos.org/packages?channel=unstable&query=waywall)
 
 Users on other distributions must [build waywall from source](#building-from-source),
 download a prebuilt package from the [Releases](https://github.com/tesselslate/waywall/releases)

doc/00_installation.md

@@ -1,14 +1,54 @@
 # Installation
 
-Distribution-specific packages are currently only available for Arch through
-the AUR.
+waywall is available on Arch through the AUR and on systems with Nix through Nixpkgs.
 
   - [Arch Linux (AUR)](https://aur.archlinux.org/packages/waywall-working-git)
+  - [Nix (Nixpkgs)](https://search.nixos.org/packages?channel=unstable&query=waywall)
 
 Users on other distributions must download a prebuilt package from the
 [Releases](https://github.com/tesselslate/waywall/releases) page or build
 waywall from source.
 
+## Installing with Nix
+
+waywall is available in Nixpkgs since 26.05.
+
+If it is available, waywall should be installed on your NixOS or Home Manager profile.
+
+### NixOS
+
+```nix
+# configuration.nix
+{ pkgs, ... }:
+{
+  environment.systemPackages = [
+    pkgs.prismlauncher
+    pkgs.waywall
+  ];
+}
+```
+
+### Home Manager
+
+```nix
+# home.nix
+{ pkgs, ... }:
+{
+  home.packages = [
+    pkgs.prismlauncher
+    pkgs.waywall
+  ];
+}
+```
+
+### Nix Profile
+
+On other distributions with Nix installed, it can be installed with:
+
+```
+$ nix profile install nixpkgs#waywall
+```
+
 ## Building with the packaging script
 
 The package building script is able to create binary packages for Arch Linux,

doc/00_setup.md

@@ -23,6 +23,14 @@ GLFW.
 > script, then you already have the correct version of GLFW available! It can be
 > found at `/usr/local/lib64/waywall-glfw/libglfw.so`.
 
+> [!TIP]
+> If you are using Prism Launcher installed from Nixpkgs, you can skip and 
+> continue to the next step as it already includes the patch.
+> 
+> If you have Nix but are using Prism Launcher from a *different* source, you can
+> install the `glfw3-minecraft` package with `nix profile` and use the path
+> `/home/USER/.nix-profile/lib/libglfw.so` in the upcoming steps.
+
 You can compile the patched version of GLFW with the following commands:
 
 ```sh
@@ -66,12 +74,17 @@ on whether you are on PrismLauncher or MultiMC.
 You can configure your instance to use the patched version of GLFW by opening
 its settings (with the `Edit` button on the right pane) and going to `Settings`
 -> `Workarounds`. Then, enable `Native libraries` and `Use system installation
-of GLFW`. Finally, enter the path to the patched `libglfw.so` you just compiled.
+of GLFW`. Finally, enter the path to the patched `libglfw.so` you just compiled
+or installed.
 
 > [!IMPORTANT]
 > Prism Launcher **will not expand** `~`. If your patched GLFW is within your
 > home directory, you need to type out the absolute path.
 
+> [!TIP]
+> If you are using Prism Launcher installed from Nixpkgs, you must leave the path
+> field empty to automatically use the patched GLFW.
+
 ![The Prism Launcher menu for enabling patched GLFW](assets/prism-glfw.png)
 
 ### MultiMC