[container-dev] Switch to rootless docker. [nvim] Update snacks options. [hyprland] Use clipboard fixes globally

system/features/gui.nix

@@ -26,4 +26,12 @@
     xwayland.enable = true;
   };
 
+  programs.sway = {
+    enable = true;
+    xwayland.enable = true;
+    wrapperFeatures = {
+      gtk = true;
+      base = true;
+    };
+  };
 }