added essential apps hydrapaper and nextcloud

configuration.nix

@@ -105,6 +105,8 @@
     yabridge
     yabridgectl
     qpwgraph
+    hydrapaper
+    nextcloud-client
   ];
   
   nix.settings.experimental-features = [ "nix-command" "flakes" ];

users/cybrneko.nix

@@ -13,5 +13,5 @@
       "im.fluffychat.Fluffychat"
       "org.videolan.VLC"
     ];
-  }
+  };
 }