docs: add Snapcraft installation source

The Snapcraft installation method was removed in the past as the package
disappeared from Snapcraft. It seems to be back and maintained, so it
should be back in the documentation.

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 - Add configuration variable to set Librespot AP port
+- Instructions for installation with `snap`
 
 ### Fixed
 - All requests are correctly proxied when the relevant environment variables are set

README.md

@@ -29,8 +29,9 @@ free accounts.
 - Automatic authentication using a password manager
 
 ## Installation
-ncspot is available on macOS (Homebrew), Windows (Scoop, WinGet), Linux (native package and Flathub) and the
+ncspot is available on macOS (Homebrew), Windows (Scoop, WinGet), Linux (native package, Flathub and
-BSD's. Detailed installation instructions for each platform can be found [here](/doc/users.md).
+Snapcraft) and the BSD's. Detailed installation instructions for each platform can be found
+[here](/doc/users.md).
 
 ## Configuration
 A configuration file can be provided. The default location is `~/.config/ncspot`. Detailed

doc/users.md

@@ -26,6 +26,7 @@ winget install hrkfdn.ncspot
 ### On Linux
 <div>
 <a href="https://flathub.org/apps/details/io.github.hrkfdn.ncspot"><img width="130" alt="Download on Flathub" src="https://flathub.org/assets/badges/flathub-badge-en.png"/></a>
+<a href="https://snapcraft.io/ncspot"><img alt="Download on Snapcraft" src="https://snapcraft.io//ncspot/badge.svg"/></a>
 </div>
 
 Your distribution may have packaged `ncspot` in its package repository.