add krew to env and added the hubble package.

configuration.nix

@@ -118,6 +118,7 @@
     lazygit
     fira-code-nerdfont
     tailscale
+    appimage-run
   ];
   services.tailscale.enable = true;
 
@@ -148,6 +149,16 @@
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
   system.stateVersion = "23.11"; # Did you read the comment?
 
+  # Register app image as an executable and run it with appimage-run
+  boot.binfmt.registrations.appimage = {
+    wrapInterpreterInShell = false;
+    interpreter = "${pkgs.appimage-run}/bin/appimage-run";
+    recognitionType = "magic";
+    offset = 0;
+    mask = ''\xff\xff\xff\xff\x00\x00\x00\x00\xff\xff\xff'';
+    magicOrExtension = ''\x7fELF....AI\x02'';
+  };
+
   systemd.user.services.ssh_agent = {
     enable = true;
     description = "OpenSSH key agent";

home.nix

@@ -38,6 +38,7 @@
       rtx hook-env | source
       rtx activate fish | source
       direnv hook fish | source
+      set -gx PATH $PATH $HOME/.krew/bin
     '';
     functions = {
       fish_greeting = {
@@ -91,6 +92,7 @@
     fluxcd
     kubernetes-helm
     cilium-cli
+    hubble
 
     # misc
     cowsay