feat: reconfigure

profiles/core/nix.nix

@@ -0,0 +1,49 @@
+{ pkgs, ... }: {
+
+  nix = {
+    systemFeatures = [ "nixos-test" "benchmark" "big-parallel" "kvm" ];
+
+    autoOptimiseStore = true;
+
+    gc.automatic = true;
+
+    optimise.automatic = true;
+
+    useSandbox = true;
+
+    allowedUsers = [ "@wheel" ];
+
+    trustedUsers = [ "root" "@wheel" ];
+
+    extraOptions = ''
+      min-free = 536870912
+      keep-outputs = true
+      keep-derivations = true
+      fallback = true
+    '';
+  };
+
+  environment = {
+    systemPackages = with pkgs; [ nix-index nixfmt nixpkgs-fmt ];
+
+    shellAliases = {
+      # nix
+      n = "nix";
+      np = "n profile";
+      ni = "np install";
+      nr = "np remove";
+      ns = "n search --no-update-lock-file";
+      nf = "n flake";
+      nepl = "n repl '<nixpkgs>'";
+      srch = "ns nixos";
+      orch = "ns override";
+      nrb = ifSudo "sudo nixos-rebuild";
+      mn = ''
+        manix "" | grep '^# ' | sed 's/^# \(.*\) (.*/\1/;s/ (.*//;s/^# //' | sk --preview="manix '{}'" | xargs manix
+      '';
+
+      # fix nixos-option
+      nixos-option = "nixos-option -I nixpkgs=${self}/lib/compat";
+    };
+  };
+}