Update readme

README.org

@@ -1,13 +1,18 @@
 * NixOS Laptop
 
- Configuration files for my personal machine, powered by [[https://nixos.org/][NixOS]].
+Configuration files for my personal machine, powered by [[https://nixos.org/][NixOS]].
 
 ** Modules
 
- The configuration is sliced into different files, per category:
+The configuration is sliced into different files, per category:
 
- - ZFS pool configuration: hardware-configuration.nix
- - Network configuration: networking.nix
- - Printing and scanner client: printing.nix
+- Globally installed packages: software.nix
+- Network and VPN configuration: networking.nix
+- Window manager and userland services: gui.nix
+- Synchronization and backup services: datasync.nix
+- Sound and music setup: audio.nix
+- Development tools: development.nix
+- Printing and scanner client: printing.nix
+- ZFS pool configuration: hardware-configuration.nix
 
- All the modules are imported in *configuration.nix*
+All the modules are imported in *configuration.nix*

modules/software.nix

@@ -33,6 +33,7 @@
     lorri
     nixfmt
     podman-compose
+    shellcheck
     # Rice
     adapta-gtk-theme
     paper-icon-theme