diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 3af3573..e8479b4 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -1,8 +1,9 @@
+name: Test
+
 on:
   push:
-    branches: [ "main" ]
+    branches: ["main"]
   pull_request:
-    branches: [ "main" ]
 
 env:
   MIX_ENV: test
@@ -64,4 +65,4 @@ jobs:
         if: ${{ matrix.lint }}
 
       - name: Run tests
-        run: mix test
\ No newline at end of file
+        run: mix test
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..613f782
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,10 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [v0.1.0](https://github.com/livebook-dev/kino_slack/tree/v0.1.0) (2022-12-07)
+
+Initial release.
diff --git a/README.md b/README.md
index f93e49a..ba862e9 100644
--- a/README.md
+++ b/README.md
@@ -1,21 +1,31 @@
 # KinoSlack
 
-**TODO: Add description**
+[![Docs](https://img.shields.io/badge/hex.pm-docs-8e7ce6.svg)](https://hexdocs.pm/kino_slack)
+[![Actions Status](https://github.com/livebook-dev/kino_slack/workflows/Test/badge.svg)](https://github.com/livebook-dev/kino_slack/actions)
+
+Slack integration with [Kino](https://github.com/livebook-dev/kino)
+for [Livebook](https://github.com/livebook-dev/livebook).
 
 ## Installation
 
-If [available in Hex](https://hex.pm/docs/publish), the package can be installed
-by adding `kino_slack` to your list of dependencies in `mix.exs`:
+To bring KinoSlack to Livebook all you need to do is `Mix.install/2`:
 
 ```elixir
-def deps do
-  [
-    {:kino_slack, "~> 0.1.0"}
-  ]
-end
+Mix.install([
+  {:kino_slack, "~> 0.1.0"}
+])
 ```
 
-Documentation can be generated with [ExDoc](https://github.com/elixir-lang/ex_doc)
-and published on [HexDocs](https://hexdocs.pm). Once published, the docs can
-be found at <https://hexdocs.pm/kino_slack>.
+## License
+
+Copyright (C) 2022 Dashbit
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at [http://www.apache.org/licenses/LICENSE-2.0](http://www.apache.org/licenses/LICENSE-2.0)
 
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
diff --git a/guides/components.livemd b/guides/components.livemd
new file mode 100644
index 0000000..0da1766
--- /dev/null
+++ b/guides/components.livemd
@@ -0,0 +1,14 @@
+# Components
+
+```elixir
+Mix.install([
+  {:kino_slack, "~> 0.1.0"},
+  {:req, "~> 0.3.0"}
+])
+```
+
+## Smart cells
+
+The following Smart cells are available:
+
+* **Slack message** - for sending a message to a Slack channel
diff --git a/lib/assets/main.css b/lib/assets/main.css
index 9bf8228..b9ef16c 100644
--- a/lib/assets/main.css
+++ b/lib/assets/main.css
@@ -12,10 +12,11 @@
   --gray-600: #445668;
   --gray-700: #304254;
   --gray-800: #1c2a3a;
+  --gray-900: #0d1829;
 
   --blue-100: #ecf0ff;
 
-  --red--300: #F1A3A6;
+  --red--300: #f1a3a6;
 }
 
 input,
@@ -44,7 +45,6 @@ button {
   justify-content: flex-start;
   background-color: var(--blue-100);
   padding: 8px 16px;
-  margin-bottom: 12px;
   border-radius: 0.5rem 0.5rem 0 0;
   border-bottom: solid 1px var(--gray-200);
   gap: 16px;
@@ -188,5 +188,17 @@ a.icon-button {
   font-size: 1.125em;
 }
 
+.help-box a {
+  color: var(--gray-900);
+  font-weight: 500;
+  text-decoration: underline;
+}
+
+.help-box a:hover {
+  text-decoration: none;
+}
+
 /* For not showing hidden elements before AlpineJS loads */
-[x-cloak] { display: none !important; }
+[x-cloak] {
+  display: none !important;
+}
diff --git a/mix.exs b/mix.exs
index 8ce0c6c..c615859 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,29 +1,50 @@
 defmodule KinoSlack.MixProject do
   use Mix.Project
 
+  @version "0.1.0"
+  @description "Slack integration with Livebook"
+
   def project do
     [
       app: :kino_slack,
-      version: "0.1.0",
+      version: @version,
+      description: @description,
+      name: "KinoSlack",
       elixir: "~> 1.14",
       start_permanent: Mix.env() == :prod,
-      deps: deps()
+      deps: deps(),
+      docs: docs(),
+      package: package()
     ]
   end
 
-  # Run "mix help compile.app" to learn about applications.
   def application do
-    [
-      extra_applications: [:logger],
-      mod: {KinoSlack.Application, []}
-    ]
+    [mod: {KinoSlack.Application, []}]
   end
 
-  # Run "mix help deps" to learn about dependencies.
   defp deps do
     [
       {:kino, "~> 0.7"},
-      {:req, "~> 0.3"}
+      {:req, "~> 0.3"},
+      {:ex_doc, "~> 0.29", only: :dev, runtime: false}
+    ]
+  end
+
+  defp docs do
+    [
+      main: "components",
+      source_url: "https://github.com/livebook-dev/kino_slack",
+      source_ref: "v#{@version}",
+      extras: ["guides/components.livemd"]
+    ]
+  end
+
+  def package do
+    [
+      licenses: ["Apache-2.0"],
+      links: %{
+        "GitHub" => "https://github.com/livebook-dev/kino_slack"
+      }
     ]
   end
 end
diff --git a/mix.lock b/mix.lock
index 937ba3e..2d104bc 100644
--- a/mix.lock
+++ b/mix.lock
@@ -1,12 +1,18 @@
 %{
   "castore": {:hex, :castore, "0.1.19", "a2c3e46d62b7f3aa2e6f88541c21d7400381e53704394462b9fd4f06f6d42bb6", [:mix], [], "hexpm", "e96e0161a5dc82ef441da24d5fa74aefc40d920f3a6645d15e1f9f3e66bb2109"},
+  "earmark_parser": {:hex, :earmark_parser, "1.4.29", "149d50dcb3a93d9f3d6f3ecf18c918fb5a2d3c001b5d3305c926cddfbd33355b", [:mix], [], "hexpm", "4902af1b3eb139016aed210888748db8070b8125c2342ce3dcae4f38dcc63503"},
+  "ex_doc": {:hex, :ex_doc, "0.29.1", "b1c652fa5f92ee9cf15c75271168027f92039b3877094290a75abcaac82a9f77", [:mix], [{:earmark_parser, "~> 1.4.19", [hex: :earmark_parser, repo: "hexpm", optional: false]}, {:makeup_elixir, "~> 0.14", [hex: :makeup_elixir, repo: "hexpm", optional: false]}, {:makeup_erlang, "~> 0.1", [hex: :makeup_erlang, repo: "hexpm", optional: false]}], "hexpm", "b7745fa6374a36daf484e2a2012274950e084815b936b1319aeebcf7809574f6"},
   "finch": {:hex, :finch, "0.13.0", "c881e5460ec563bf02d4f4584079e62201db676ed4c0ef3e59189331c4eddf7b", [:mix], [{:castore, "~> 0.1", [hex: :castore, repo: "hexpm", optional: false]}, {:mime, "~> 1.0 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:mint, "~> 1.3", [hex: :mint, repo: "hexpm", optional: false]}, {:nimble_options, "~> 0.4.0", [hex: :nimble_options, repo: "hexpm", optional: false]}, {:nimble_pool, "~> 0.2.6", [hex: :nimble_pool, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "49957dcde10dcdc042a123a507a9c5ec5a803f53646d451db2f7dea696fba6cc"},
   "hpax": {:hex, :hpax, "0.1.2", "09a75600d9d8bbd064cdd741f21fc06fc1f4cf3d0fcc335e5aa19be1a7235c84", [:mix], [], "hexpm", "2c87843d5a23f5f16748ebe77969880e29809580efdaccd615cd3bed628a8c13"},
   "jason": {:hex, :jason, "1.4.0", "e855647bc964a44e2f67df589ccf49105ae039d4179db7f6271dfd3843dc27e6", [:mix], [{:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "79a3791085b2a0f743ca04cec0f7be26443738779d09302e01318f97bdb82121"},
   "kino": {:hex, :kino, "0.8.0", "07603a32c111959ed48f08ac3808a0dda05433d28f8d2f06d65b25b255966649", [:mix], [{:nx, "~> 0.1", [hex: :nx, repo: "hexpm", optional: true]}, {:table, "~> 0.1.2", [hex: :table, repo: "hexpm", optional: false]}], "hexpm", "736568d4de9eb56d8903bae6fe08b7c06db44efe37bb883165e755e623881c51"},
+  "makeup": {:hex, :makeup, "1.1.0", "6b67c8bc2882a6b6a445859952a602afc1a41c2e08379ca057c0f525366fc3ca", [:mix], [{:nimble_parsec, "~> 1.2.2 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "0a45ed501f4a8897f580eabf99a2e5234ea3e75a4373c8a52824f6e873be57a6"},
+  "makeup_elixir": {:hex, :makeup_elixir, "0.16.0", "f8c570a0d33f8039513fbccaf7108c5d750f47d8defd44088371191b76492b0b", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}, {:nimble_parsec, "~> 1.2.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "28b2cbdc13960a46ae9a8858c4bebdec3c9a6d7b4b9e7f4ed1502f8159f338e7"},
+  "makeup_erlang": {:hex, :makeup_erlang, "0.1.1", "3fcb7f09eb9d98dc4d208f49cc955a34218fc41ff6b84df7c75b3e6e533cc65f", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "174d0809e98a4ef0b3309256cbf97101c6ec01c4ab0b23e926a9e17df2077cbb"},
   "mime": {:hex, :mime, "2.0.3", "3676436d3d1f7b81b5a2d2bd8405f412c677558c81b1c92be58c00562bb59095", [:mix], [], "hexpm", "27a30bf0db44d25eecba73755acf4068cbfe26a4372f9eb3e4ea3a45956bff6b"},
   "mint": {:hex, :mint, "1.4.2", "50330223429a6e1260b2ca5415f69b0ab086141bc76dc2fbf34d7c389a6675b2", [:mix], [{:castore, "~> 0.1.0", [hex: :castore, repo: "hexpm", optional: true]}, {:hpax, "~> 0.1.1", [hex: :hpax, repo: "hexpm", optional: false]}], "hexpm", "ce75a5bbcc59b4d7d8d70f8b2fc284b1751ffb35c7b6a6302b5192f8ab4ddd80"},
   "nimble_options": {:hex, :nimble_options, "0.4.0", "c89babbab52221a24b8d1ff9e7d838be70f0d871be823165c94dd3418eea728f", [:mix], [], "hexpm", "e6701c1af326a11eea9634a3b1c62b475339ace9456c1a23ec3bc9a847bca02d"},
+  "nimble_parsec": {:hex, :nimble_parsec, "1.2.3", "244836e6e3f1200c7f30cb56733fd808744eca61fd182f731eac4af635cc6d0b", [:mix], [], "hexpm", "c8d789e39b9131acf7b99291e93dae60ab48ef14a7ee9d58c6964f59efb570b0"},
   "nimble_pool": {:hex, :nimble_pool, "0.2.6", "91f2f4c357da4c4a0a548286c84a3a28004f68f05609b4534526871a22053cde", [:mix], [], "hexpm", "1c715055095d3f2705c4e236c18b618420a35490da94149ff8b580a2144f653f"},
   "req": {:hex, :req, "0.3.2", "58b87ecd1b787b8ea3355444665787ef0cabe24bb3ab57c6adb5e67a9ff08ded", [:mix], [{:brotli, "~> 0.3.1", [hex: :brotli, repo: "hexpm", optional: true]}, {:ezstd, "~> 1.0", [hex: :ezstd, repo: "hexpm", optional: true]}, {:finch, "~> 0.9", [hex: :finch, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}, {:mime, "~> 1.6 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:nimble_csv, "~> 1.0", [hex: :nimble_csv, repo: "hexpm", optional: true]}, {:plug, "~> 1.0", [hex: :plug, repo: "hexpm", optional: true]}], "hexpm", "1b320391fae9b52c5c56587d091c9e27ce1b93259d592436bfcddfa3ceef0de1"},
   "table": {:hex, :table, "0.1.2", "87ad1125f5b70c5dea0307aa633194083eb5182ec537efc94e96af08937e14a8", [:mix], [], "hexpm", "7e99bc7efef806315c7e65640724bf165c3061cdc5d854060f74468367065029"},