Clean up trailing whitespaces

- Remove trailing whitespaces from all .nix files
- Remove trailing whitespaces from shell scripts
- Remove trailing whitespaces from README files
- Improves code consistency and follows best practices

nixos/fish.nix

@@ -15,14 +15,14 @@
       # author: Lily Ballard
       # edits: DannyDannyDanny
       # ref: stackoverflow.com/a/61262358/5684214
-      
+
       function fish_prompt --description 'Write out the prompt'
         set -l last_pipestatus $pipestatus
         set -lx __fish_last_status $status # Export for __fish_print_pipestatus.
         set -l normal (set_color normal)
         set -q fish_color_status
         or set -g fish_color_status red
-      
+
         # Color the prompt differently when we're root
         set -l color_cwd $fish_color_cwd
         set -l suffix '>'
@@ -32,7 +32,7 @@
             end
             set suffix '#'
         end
-    
+
         # Write pipestatus
         # If the status was carried over (if no command is issued or if `set` leaves the status untouched), don't bold it.
         set -l bold_flag --bold
@@ -49,17 +49,17 @@
             echo -n "🐚 "
           end
         )
-      
+
         echo -n -s (prompt_login)' ' (set_color $color_cwd) (prompt_pwd) $normal (fish_vcs_prompt) $normal " "$prompt_status $nix_shell_info $suffix " "
       end
-   
+
     '';
 
     shellInit = ''
       if test -d /opt/homebrew/bin
         fish_add_path -g /opt/homebrew/bin /opt/homebrew/sbin
       end
-      
+
       # Set default editor
       set -gx EDITOR nvim
       set -gx VISUAL nvim

nixos/home/danny/home.nix

@@ -158,7 +158,7 @@
         # Set this to true for light theme, false for dark theme
         # You can change this and run 'darwin-rebuild switch' to switch themes
         isLightTheme = true;
-        
+
         # Catppuccin Latte (Light) colors
         lightColors = {
           primary = { background = "0xeff1f5"; foreground = "0x4c4f69"; };
@@ -172,7 +172,7 @@
             blue = "0x1e40af"; magenta = "0xea76cb"; cyan = "0x179299"; white = "0xbcc0cc";
           };
         };
-        
+
         # Catppuccin Mocha (Dark) colors
         darkColors = {
           primary = { background = "0x1e1e2e"; foreground = "0xcdd6f4"; };

nixos/hosts/macos.nix

@@ -6,7 +6,7 @@
   nix.enable = false; # Determinate manages Nix
 
   nixpkgs.config.allowUnfree = true;
-  
+
   system.primaryUser = "danny";
 
   # Shells & dev ergonomics

nixos/hosts/wsl.nix

@@ -70,7 +70,7 @@
     # make default.nix in python project folders instead of using a top-level python environment manager
     # pyenv
     # poetry
-    
+
     neofetch    # system info
     btop        # resource monitor
     tldr        # community alternative to man

nixos/neovim.nix

@@ -16,7 +16,7 @@
         lua << EOF
           local config_file = os.getenv("HOME")..'/.local/share/nvim_color_scheme'
           local f=io.open(config_file, "r")
-          if f~=nil then 
+          if f~=nil then
               local system_theme = f:read()
               -- f:close()
               io.close(f)
@@ -29,7 +29,7 @@
                   print('  got:', system_theme)
                   print('  expected path:', file)
               end
-          else 
+          else
               print('warning: nvim color scheme not found')
               print('  expected path:', file)
           end