Remove unused pianonix config

homes/julian/pianonix.nix

@@ -1,62 +0,0 @@
-{pkgs, ...}: {
-  imports = [
-    ./global
-
-    ./features/fish
-    ./features/topgrade
-    ./features/neovim
-    ./features/wezterm
-    ./features/yazi
-    ./features/gtk
-  ];
-
-  hostName = "pianonix";
-  is-nixos = true;
-  terminal = "wezterm";
-
-  # services.syncthing.tray.enable = true;
-  # services.syncthing.tray.command = "syncthingtray --wait"; # Wait for tray to become available
-
-  home.packages = with pkgs; [
-    music-reader
-    sheet-organizer
-
-    xournalpp
-    musescore
-
-    onboard
-  ];
-
-  programs.firefox = {
-    enable = true;
-
-    profiles.default = {
-      isDefault = true;
-
-      settings = {
-        "browser.startup.homepage" = "https://sheets.julian-mutter.de";
-        "browser.startup.page" = 1; # 0=blank, 1=home page, 3=restore previous session
-      };
-    };
-  };
-
-  programs.chromium = {
-    enable = true;
-
-    # commandLineArgs = [
-    #   "--homepage=https://sheets.julian-mutter.de"
-    #   "--no-first-run"
-    # ];
-  };
-
-  # Autostart link
-  home.file = {
-    # ".config/autostart/sheet-organizer.desktop".source = "${pkgs.sheet-organizer}/share/applications/sheet-organizer.desktop";
-    ".config/autostart/firefox.desktop".source = "${pkgs.firefox}/share/applications/firefox.desktop";
-    ".config/autostart/onboard.desktop".source = "${pkgs.onboard}/share/applications/onboard.desktop";
-    # ".config/autostart/chromium.desktop".source = "${pkgs.chromium}/share/applications/chromium.desktop";
-    ".config/sheet-organizer/config.toml".text = ''
-      working_directory = "/home/julian/Klavier"
-    '';
-  };
-}