docs: Adding Cheatsheet

Author: TomasPegado

nx/guides/cheatsheet/cheatsheet.cheatmd

@@ -0,0 +1,7 @@
+# Cheatsheet
+
+This cheatsheet is designed to assist Python developers in transitioning to Elixir, 
+specifically by providing equivalent commands and code examples between NumPy and Nx.
+
+## Numpy -> Nx
+

nx/mix.exs

@@ -63,6 +63,7 @@ defmodule Nx.MixProject do
         "guides/getting_started/quickstart.livemd",
         "guides/getting_started/broadcast.livemd",
         "guides/getting_started/numerical_definitions.livemd",
+        "guides/cheatsheet/cheatsheet.cheatmd",
         "guides/advanced/vectorization.livemd",
         "guides/advanced/aggregation.livemd",
         "guides/advanced/automatic_differentiation.livemd",
@@ -119,6 +120,7 @@ defmodule Nx.MixProject do
       ],
       groups_for_extras: [
         "Getting Started": ~r"^guides/getting_started/",
+        Cheatsheet: ~r"^guides/cheatsheet/",
         Exercises: ~r"^guides/exercises/",
         Advanced: ~r"^guides/advanced/"
       ]