feat (home/graphical): custom .desktop files, filter default apps

home/packages/librewolf/default.nix

@@ -0,0 +1,49 @@
+{ ... }:
+{
+  home.file."librewolf-gnome-theme" = {
+    target = ".librewolf/default/chrome/librewolf-gnome-theme";
+    source = fetchTarball {
+      url = "https://github.com/rafaelmardojai/firefox-gnome-theme/archive/v143.tar.gz";
+      sha256 = "1gkfi77n8cn5xzl3wi9mggh7adirjrsnbqygg1mcvjy0ynmd6kfh";
+    };
+  };
+
+  programs.librewolf = {
+    enable = true;
+    profiles.default = {
+      name = "Default";
+      settings = {
+        "toolkit.legacyUserProfileCustomizations.stylesheets" = true;
+        "svg.context-properties.content.enabled" = true;
+        "gnomeTheme.hideSingleTab" = true;
+      };
+      userChrome = ''
+        @import "librewolf-gnome-theme/userChrome.css";
+        @import "librewolf-gnome-theme/theme/colors/dark.css";
+      '';
+    };
+  };
+
+  xdg.desktopEntries.librewolf = {
+    categories = [
+      "Network"
+      "WebBrowser"
+    ];
+    comment = "Browse the Web";
+    exec = "librewolf --name librewolf %U";
+    genericName = "Web Browser";
+    icon = ./icon.svg;
+    mimeType = [
+      "text/html"
+      "text/xml"
+      "application/xhtml+xml"
+      "application/vnd.mozilla.xul+xml"
+      "x-scheme-handler/http"
+      "x-scheme-handler/https"
+    ];
+    name = "Web";
+    startupNotify = true;
+    terminal = false;
+    type = "Application";
+  };
+}