add gnupg integration with mailvelope

profiles/applications/firefox.nix

@@ -30,6 +30,16 @@ in {
 
   home-manager.users.alukard = {
     home.packages = [ firefox-kpoxa ];
+    # Mailvelope GnuPG integration
+    home.file.".mozilla/native-messaging-hosts/gpgmejson.json".text = ''
+      {
+        "name": "gpgmejson",
+        "description": "JavaScript binding for GnuPG",
+        "path": "${pkgs.gpgme.dev}/bin/gpgme-json",
+        "type": "stdio",
+        "allowed_extensions": ["jid1-AQqSMBYb0a8ADg@jetpack"]
+      }
+    '';
     # programs.browserpass = {
     #   enable = true;
     #   browsers = [ "firefox" ];