added starship to sma user

modules/users/sma.nix

@@ -1,23 +1,25 @@
 # Admin User Configuration - sma
 # Named after Diziet Sma, pragmatic Special Circumstances agent
 # Role: System administration, security oversight, maintenance
-{ config, pkgs, ... }:
-
 {
+  config,
+  pkgs,
+  ...
+}: {
   users.users.sma = {
     description = "Diziet Sma - System Administrator";
     isNormalUser = true;
-    uid = 1001;     # Fixed UID for consistency across machines
-    group = "sma";  # Primary group
+    uid = 1001; # Fixed UID for consistency across machines
+    group = "sma"; # Primary group
 
     # Admin privileges
     extraGroups = [
-      "wheel"          # sudo access
+      "wheel" # sudo access
       "networkmanager" # network management
-      "libvirt"        # virtualization management
-      "incus-admin"    # container management
-      "podman"         # container runtime
-      "docker"         # docker compatibility (if needed)
+      "libvirt" # virtualization management
+      "incus-admin" # container management
+      "podman" # container runtime
+      "docker" # docker compatibility (if needed)
     ];
 
     # Security-focused shell setup
@@ -97,16 +99,33 @@
       "audit-users" = "cat /etc/passwd | grep -E '/bin/(bash|zsh|fish)'";
       "audit-sudo" = "cat /etc/sudoers.d/*";
     };
+    interactiveShellInit = ''
+      # Emacs-style keybindings
+      bindkey -e
+
+      # Disable annoying shell options
+      unsetopt beep nomatch
+
+      # Completion configuration
+      zstyle ':completion:*' completer _expand _complete _ignored
+      zstyle ':completion:*' matcher-list ""
+      autoload -Uz compinit
+      compinit
+
+      # Initialize shell enhancements
+      eval "$(starship init zsh)"
+      eval "$(direnv hook zsh)"
+    '';
   };
 
   # Sudo configuration for admin user
   security.sudo.extraRules = [
     {
-      users = [ "sma" ];
+      users = ["sma"];
       commands = [
         {
           command = "ALL";
-          options = [ "NOPASSWD" ]; # Allow passwordless sudo for admin tasks
+          options = ["NOPASSWD"]; # Allow passwordless sudo for admin tasks
         }
       ];
     }
@@ -120,6 +139,6 @@
 
   # Create the sma group
   users.groups.sma = {
-    gid = 992;  # Fixed GID for consistency across machines
+    gid = 992; # Fixed GID for consistency across machines
   };
 }