restructure programs (yes again okay like shut up), reorg standard packages, add obs : )

hosts/nixos/default.nix

@@ -15,15 +15,21 @@
     wget
     curl
     dig
+    nmap
     rsync
+    iperf3
+    jq
     git
     age
     vim
+    ncdu
     btop
+    powertop
+    iotop
     cifs-utils
     usbutils
     pciutils
-    powertop
+    lm_sensors
   ];
 
   # set timezone
@@ -37,7 +43,7 @@
   powerManagement.powertop.enable = true;
 
   # enable flakes
-  nix.settings.experimental-features = ["nix-command" "flakes"];
+  nix.settings.experimental-features = lib.mkDefault ["nix-command" "flakes"];
   users.defaultUserShell = pkgs.zsh;
 
   # passwordless rebuild