fix: add hex related metadata

Author: dennyabrain

README.md

@@ -1,5 +1,5 @@
 # Kabootar
-Build human-in-the-loop chat bots
+Build human-in-the-loop conversation bots
 
 ## Installation
 

mix.exs

@@ -4,6 +4,11 @@ defmodule Kabootar.MixProject do
   def project do
     [
       app: :kabootar,
+      description: "Build human-in-the-loop conversation bots",
+      licenses: ["GPL-3.0-only"],
+      links: %{
+        website: "https://tattle.co.in"
+      },
       version: "0.0.1",
       elixir: "~> 1.15",
       start_permanent: Mix.env() == :prod,