Ah yeah add it as an entry point haha

flake.nix

@@ -3,14 +3,14 @@
 
   inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
 
-  outputs = { self, nixpkgs }:
-    let
+  outputs = {
+    self,
+    nixpkgs,
+  }: let
     overlays = [
-        (final: prev:
-          let
+      (final: prev: let
         exec = pkg: "${prev.${pkg}}/bin/${pkg}";
-          in
-          {
+      in {
         format = prev.writeScriptBin "format" ''
           ${exec "nixpkgs-fmt"} **/*.nix
         '';
@@ -40,7 +40,9 @@
       })
     ];
     supportedSystems = ["x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin"];
-      forEachSupportedSystem = f: nixpkgs.lib.genAttrs supportedSystems (system: f {
+    forEachSupportedSystem = f:
+      nixpkgs.lib.genAttrs supportedSystems (system:
+        f {
           pkgs = import nixpkgs {inherit overlays system;};
         });
   in
@@ -56,10 +58,7 @@
         inherit (pkgs) dvt;
       });
     }
-
-    //
-
-    {
+    // {
       templates = rec {
         clojure = {
           path = ./clojure;
@@ -116,6 +115,11 @@
           description = "Java development environment";
         };
 
+        jupyter = {
+          path = ./jupyter;
+          description = "Jupyter development environment";
+        };
+
         kotlin = {
           path = ./kotlin;
           description = "Kotlin development environment";