feat: central nixpkgs and nix

profiles/common/home/settings.nix

@@ -1,16 +1,33 @@
-{ lib, config, pkgs, ... }:
+{ lib, inputs, config, ... }:
 {
-  nix = {
-    package = lib.mkDefault pkgs.nix;
-    settings = {
-      experimental-features = [
-        "nix-command"
-        "flakes"
-        "ca-derivations"
-        "pipe-operators"
-      ];
+  nix =
+    let
+      flakeInputs = lib.filterAttrs (_: lib.isType "flake") inputs;
+    in
+    lib.mkIf (!config.swarselsystems.isNixos) {
+      settings = {
+        experimental-features = [
+          "nix-command"
+          "flakes"
+          "ca-derivations"
+          "cgroups"
+          "pipe-operators"
+        ];
+        trusted-users = [ "@wheel" "swarsel" ];
+        connect-timeout = 5;
+        bash-prompt-prefix = "$SHLVL:\\w ";
+        bash-prompt = "$(if [[ $? -gt 0 ]]; then printf \"\"; else printf \"\"; fi)\[\e[1m\]λ\[\e[0m\] ";
+        fallback = true;
+        min-free = 128000000;
+        max-free = 1000000000;
+        flake-registry = "";
+        auto-optimise-store = true;
+        warn-dirty = false;
+        max-jobs = 1;
+        use-cgroups = lib.mkIf config.swarselsystems.isLinux true;
+      };
+      registry = lib.mapAttrs (_: flake: { inherit flake; }) flakeInputs;
     };
-  };
 
   programs.home-manager.enable = lib.mkIf (!config.swarselsystems.isNixos) true;
 
@@ -23,4 +40,5 @@
       FLAKE = "${config.home.homeDirectory}/.dotfiles";
     };
   };
+
 }

profiles/common/home/starship.nix

@@ -5,7 +5,7 @@ _:
     enableZshIntegration = true;
     settings = {
       add_newline = false;
-      format = "$character";
+      format = "$shlvl$character";
       right_format = "$all";
       command_timeout = 3000;
 
@@ -18,7 +18,7 @@ _:
 
       git_status = {
         style = "bg:#394260";
-        format = "[[($all_status$ahead_behind )](fg:#769ff0 bg:#394260)]($style)";
+        format = "[[($all_status$ahead_behind)](fg:#769ff0 bg:#394260)]($style) ";
       };
 
       character = {
@@ -26,7 +26,23 @@ _:
         error_symbol = "[λ](bold red)";
       };
 
-      aws.symbol = "  ";
+      shlvl = {
+        disabled = false;
+        symbol = "↳";
+        format = "[$symbol]($style) ";
+        repeat = true;
+        repeat_offset = 1;
+        style = "blue";
+      };
+
+      nix_shell = {
+        disabled = false;
+        heuristic = true;
+        format = "[$symbol$name]($style)";
+        symbol = " ";
+      };
+
+      aws.symbol = " ";
       buf.symbol = " ";
       c.symbol = " ";
       conda.symbol = " ";
@@ -49,7 +65,6 @@ _:
       memory_usage.symbol = "󰍛 ";
       meson.symbol = "󰔷 ";
       nim.symbol = "󰆥 ";
-      nix_shell.symbol = " ";
       nodejs.symbol = " ";
 
       os.symbols = {