feat: build pixi from source

home/alex/default.nix

@@ -13,12 +13,12 @@
     ./gh.nix
     ./ssh.nix
     ./dropbox.nix
+    ./pixi.nix
   ];
 
   home.packages = with pkgs; [
     atool
     httpie
-    pixi
     just
     spotify
     brave

home/alex/pixi.nix

@@ -0,0 +1,14 @@
+{ pkgs, ... }:
+{
+  home.sessionPath = [ "$HOME/.pixi/bin" ];
+  home.activation.pixi = {
+    after = [ "writeBoundary" ];
+    before = [];
+    data = ''
+      export PATH="${pkgs.curl}/bin:${pkgs.coreutils}/bin:$PATH"
+      if ! command -v pixi &> /dev/null; then
+        curl -fsSL https://pixi.sh/install.sh | PIXI_NO_PATH_UPDATE=1 bash
+      fi
+    '';
+  };
+}