diff --git a/.tool-versions b/.tool-versions
index 79f415675..fb3f44dc7 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,3 +1,3 @@
-elixir 1.10.2-otp-22
-erlang 22.3.2
-nodejs 10.20.0
+elixir 1.10.3-otp-22
+erlang 22.3.3
+nodejs 10.20.1
diff --git a/apps/cf_http/.tool-versions b/apps/cf_http/.tool-versions
deleted file mode 100644
index e61bf801c..000000000
--- a/apps/cf_http/.tool-versions
+++ /dev/null
@@ -1 +0,0 @@
-elixir 1.9.1-otp-21
diff --git a/apps/cf_http/lib/cf_http/devices/device.ex b/apps/cf_http/lib/cf_http/devices/device.ex
index 0857e7af7..8a188fdf3 100644
--- a/apps/cf_http/lib/cf_http/devices/device.ex
+++ b/apps/cf_http/lib/cf_http/devices/device.ex
@@ -1,4 +1,8 @@
 defmodule CfHttp.Devices.Device do
+  @moduledoc """
+  Handles Device stuff when it comes to the DB
+  """
+
   use Ecto.Schema
   import Ecto.Changeset
 
diff --git a/apps/cf_http/lib/cf_http/firewall_rules/firewall_rule.ex b/apps/cf_http/lib/cf_http/firewall_rules/firewall_rule.ex
index c1cf3cf97..b134879ba 100644
--- a/apps/cf_http/lib/cf_http/firewall_rules/firewall_rule.ex
+++ b/apps/cf_http/lib/cf_http/firewall_rules/firewall_rule.ex
@@ -1,4 +1,8 @@
 defmodule CfHttp.FirewallRules.FirewallRule do
+  @moduledoc """
+  Not really sure what to write here. I'll update this later.
+  """
+
   use Ecto.Schema
   import Ecto.Changeset
 
diff --git a/apps/cf_http/lib/cf_http/release.ex b/apps/cf_http/lib/cf_http/release.ex
index 4b3e1eaac..d2ce12e3c 100644
--- a/apps/cf_http/lib/cf_http/release.ex
+++ b/apps/cf_http/lib/cf_http/release.ex
@@ -1,4 +1,8 @@
 defmodule CfHttp.Release do
+  @moduledoc """
+  Configures the Mix Release or something
+  """
+
   @app :cf_http
 
   def migrate do
diff --git a/apps/cf_http/lib/cf_http/user.ex b/apps/cf_http/lib/cf_http/user.ex
index 87d9f87b1..16fdb6011 100644
--- a/apps/cf_http/lib/cf_http/user.ex
+++ b/apps/cf_http/lib/cf_http/user.ex
@@ -1,4 +1,8 @@
 defmodule CfHttp.User do
+  @moduledoc """
+  Represents a User I guess
+  """
+
   use Ecto.Schema
   import Ecto.Changeset
 
diff --git a/apps/cf_http/lib/cf_http_web/controllers/firewall_rule_controller.ex b/apps/cf_http/lib/cf_http_web/controllers/firewall_rule_controller.ex
index 6b8ed1206..17884adae 100644
--- a/apps/cf_http/lib/cf_http_web/controllers/firewall_rule_controller.ex
+++ b/apps/cf_http/lib/cf_http_web/controllers/firewall_rule_controller.ex
@@ -1,9 +1,13 @@
 defmodule CfHttpWeb.FirewallRuleController do
+  @moduledoc """
+  Controller logic for FirewallRules
+  """
+
   use CfHttpWeb, :controller
 
+  alias CfHttp.Devices
   alias CfHttp.FirewallRules
   alias CfHttp.FirewallRules.FirewallRule
-  alias CfHttp.Devices
 
   plug CfHttpWeb.Plugs.Authenticator
 
@@ -30,7 +34,7 @@ defmodule CfHttpWeb.FirewallRuleController do
       {:error, %Ecto.Changeset{} = changeset} ->
         render(conn, "new.html", changeset: changeset)
     end
- end
+  end
 
   def show(conn, %{"id" => id}) do
     firewall_rule = FirewallRules.get_firewall_rule!(id)
diff --git a/apps/cf_http/lib/cf_http_web/controllers/user_controller.ex b/apps/cf_http/lib/cf_http_web/controllers/user_controller.ex
index 0283715e9..2ee715eb5 100644
--- a/apps/cf_http/lib/cf_http_web/controllers/user_controller.ex
+++ b/apps/cf_http/lib/cf_http_web/controllers/user_controller.ex
@@ -11,6 +11,7 @@ defmodule CfHttpWeb.UserController do
   # GET /users/new
   def new(conn, _params) do
     changeset = User.changeset(%User{})
+
     conn
     |> render("new.html", changeset: changeset)
   end
@@ -25,6 +26,7 @@ defmodule CfHttpWeb.UserController do
         |> assign(:current_user, user)
         |> put_flash(:info, "User created successfully")
         |> redirect(to: Routes.device_path(conn, :index))
+
       {:error, changeset} ->
         conn
         |> put_flash(:error, "Error creating user.")
@@ -35,6 +37,7 @@ defmodule CfHttpWeb.UserController do
   # GET /user/edit
   def edit(conn, _params) do
     changeset = User.changeset(conn.current_user)
+
     conn
     |> render("edit.html", changeset: changeset)
   end
@@ -55,6 +58,7 @@ defmodule CfHttpWeb.UserController do
         |> assign(:current_user, user)
         |> put_flash(:info, "User updated successfully.")
         |> redirect(to: Routes.user_path(conn, :show, conn.current_user))
+
       {:error, changeset} ->
         conn
         |> put_flash(:error, "Error updating user.")
@@ -70,6 +74,7 @@ defmodule CfHttpWeb.UserController do
         |> assign(:current_user, nil)
         |> put_flash(:info, "User deleted successfully.")
         |> redirect(to: Routes.page_path(conn, :index))
+
       {:error, _changeset} ->
         conn
         |> put_flash(:error, "Error deleting User.")
diff --git a/apps/cf_http/lib/cf_http_web/router.ex b/apps/cf_http/lib/cf_http_web/router.ex
index fb903eb8b..84a8d6f22 100644
--- a/apps/cf_http/lib/cf_http_web/router.ex
+++ b/apps/cf_http/lib/cf_http_web/router.ex
@@ -20,9 +20,11 @@ defmodule CfHttpWeb.Router do
 
     resources "/user", UserController, singleton: true, only: [:show, :edit, :update, :delete]
     resources "/users", UserController, only: [:new, :create]
+
     resources "/devices", DeviceController, except: [:create] do
       resources "/firewall_rules", FirewallRuleController, only: [:new, :index, :create]
     end
+
     resources "/firewall_rules", FirewallRuleController, only: [:show, :update, :delete, :edit]
   end
 
diff --git a/apps/cf_http/mix.exs b/apps/cf_http/mix.exs
index 4c588fd62..f83576add 100644
--- a/apps/cf_http/mix.exs
+++ b/apps/cf_http/mix.exs
@@ -41,7 +41,8 @@ defmodule CfHttp.MixProject do
       {:phoenix_pubsub, "~> 2.0"},
       {:phoenix_ecto, "~> 4.0"},
       {:ecto_sql, "~> 3.1"},
-      {:ecto_network, "~> 1.3.0"}, # Exposes Postgres inet, cidr, macaddr types
+      # Exposes Postgres inet, cidr, macaddr types
+      {:ecto_network, "~> 1.3.0"},
       {:postgrex, ">= 0.0.0"},
       {:phoenix_html, "~> 2.11"},
       {:phoenix_live_reload, "~> 1.2", only: :dev},
diff --git a/apps/cf_http/priv/repo/migrations/20200228154815_create_firewall_rules.exs b/apps/cf_http/priv/repo/migrations/20200228154815_create_firewall_rules.exs
index db1a7f9b5..336a27fdb 100644
--- a/apps/cf_http/priv/repo/migrations/20200228154815_create_firewall_rules.exs
+++ b/apps/cf_http/priv/repo/migrations/20200228154815_create_firewall_rules.exs
@@ -10,6 +10,5 @@ defmodule CfHttp.Repo.Migrations.CreateFirewallRules do
 
       timestamps()
     end
-
   end
 end
diff --git a/apps/cf_http/test/cf_http_web/controllers/device_controller_test.exs b/apps/cf_http/test/cf_http_web/controllers/device_controller_test.exs
index e129a505a..51fdc0f9e 100644
--- a/apps/cf_http/test/cf_http_web/controllers/device_controller_test.exs
+++ b/apps/cf_http/test/cf_http_web/controllers/device_controller_test.exs
@@ -58,6 +58,7 @@ defmodule CfHttpWeb.DeviceControllerTest do
     test "deletes chosen device", %{conn: conn, device: device} do
       conn = delete(conn, Routes.device_path(conn, :delete, device))
       assert redirected_to(conn) == Routes.device_path(conn, :index)
+
       assert_error_sent 404, fn ->
         get(conn, Routes.device_path(conn, :show, device))
       end
diff --git a/apps/cf_http/test/support/channel_case.ex b/apps/cf_http/test/support/channel_case.ex
index ebe2cbcf1..f16f87f6f 100644
--- a/apps/cf_http/test/support/channel_case.ex
+++ b/apps/cf_http/test/support/channel_case.ex
@@ -17,6 +17,8 @@ defmodule CfHttpWeb.ChannelCase do
 
   use ExUnit.CaseTemplate
 
+  alias Ecto.Adapters.SQL.Sandbox
+
   using do
     quote do
       # Import conveniences for testing with channels
@@ -28,10 +30,10 @@ defmodule CfHttpWeb.ChannelCase do
   end
 
   setup tags do
-    :ok = Ecto.Adapters.SQL.Sandbox.checkout(CfHttp.Repo)
+    :ok = Sandbox.checkout(CfHttp.Repo)
 
     unless tags[:async] do
-      Ecto.Adapters.SQL.Sandbox.mode(CfHttp.Repo, {:shared, self()})
+      Sandbox.mode(CfHttp.Repo, {:shared, self()})
     end
 
     :ok
diff --git a/apps/cf_http/test/support/conn_case.ex b/apps/cf_http/test/support/conn_case.ex
index 0ec47b376..a14c510d6 100644
--- a/apps/cf_http/test/support/conn_case.ex
+++ b/apps/cf_http/test/support/conn_case.ex
@@ -17,6 +17,8 @@ defmodule CfHttpWeb.ConnCase do
 
   use ExUnit.CaseTemplate
 
+  alias Ecto.Adapters.SQL.Sandbox
+
   using do
     quote do
       # Import conveniences for testing with connections
@@ -30,10 +32,10 @@ defmodule CfHttpWeb.ConnCase do
   end
 
   setup tags do
-    :ok = Ecto.Adapters.SQL.Sandbox.checkout(CfHttp.Repo)
+    :ok = Sandbox.checkout(CfHttp.Repo)
 
     unless tags[:async] do
-      Ecto.Adapters.SQL.Sandbox.mode(CfHttp.Repo, {:shared, self()})
+      Sandbox.mode(CfHttp.Repo, {:shared, self()})
     end
 
     {:ok, conn: Phoenix.ConnTest.build_conn()}
diff --git a/apps/cf_http/test/support/data_case.ex b/apps/cf_http/test/support/data_case.ex
index 24a7163f2..e11c4c13b 100644
--- a/apps/cf_http/test/support/data_case.ex
+++ b/apps/cf_http/test/support/data_case.ex
@@ -16,6 +16,8 @@ defmodule CfHttp.DataCase do
 
   use ExUnit.CaseTemplate
 
+  alias Ecto.Adapters.SQL.Sandbox
+
   using do
     quote do
       alias CfHttp.Repo
@@ -28,10 +30,10 @@ defmodule CfHttp.DataCase do
   end
 
   setup tags do
-    :ok = Ecto.Adapters.SQL.Sandbox.checkout(CfHttp.Repo)
+    :ok = Sandbox.checkout(CfHttp.Repo)
 
     unless tags[:async] do
-      Ecto.Adapters.SQL.Sandbox.mode(CfHttp.Repo, {:shared, self()})
+      Sandbox.mode(CfHttp.Repo, {:shared, self()})
     end
 
     :ok
diff --git a/mix.exs b/mix.exs
index e8da2545f..29faca367 100644
--- a/mix.exs
+++ b/mix.exs
@@ -28,6 +28,8 @@ defmodule CloudfireUmbrella.MixProject do
   #
   # Run "mix help deps" for examples and options.
   defp deps do
-    []
+    [
+      {:credo, "~> 1.4", only: [:dev, :test], runtime: false}
+    ]
   end
 end
diff --git a/mix.lock b/mix.lock
index aa8838d42..73733f638 100644
--- a/mix.lock
+++ b/mix.lock
@@ -1,7 +1,9 @@
 %{
+  "bunt": {:hex, :bunt, "0.2.0", "951c6e801e8b1d2cbe58ebbd3e616a869061ddadcc4863d0a2182541acae9a38", [:mix], [], "hexpm", "7af5c7e09fe1d40f76c8e4f9dd2be7cebd83909f31fee7cd0e9eadc567da8353"},
   "connection": {:hex, :connection, "1.0.4", "a1cae72211f0eef17705aaededacac3eb30e6625b04a6117c1b2db6ace7d5976", [:mix], [], "hexpm", "4a0850c9be22a43af9920a71ab17c051f5f7d45c209e40269a1938832510e4d9"},
   "cowboy": {:hex, :cowboy, "2.7.0", "91ed100138a764355f43316b1d23d7ff6bdb0de4ea618cb5d8677c93a7a2f115", [:rebar3], [{:cowlib, "~> 2.8.0", [hex: :cowlib, repo: "hexpm", optional: false]}, {:ranch, "~> 1.7.1", [hex: :ranch, repo: "hexpm", optional: false]}], "hexpm", "04fd8c6a39edc6aaa9c26123009200fc61f92a3a94f3178c527b70b767c6e605"},
   "cowlib": {:hex, :cowlib, "2.8.0", "fd0ff1787db84ac415b8211573e9a30a3ebe71b5cbff7f720089972b2319c8a4", [:rebar3], [], "hexpm", "79f954a7021b302186a950a32869dbc185523d99d3e44ce430cd1f3289f41ed4"},
+  "credo": {:hex, :credo, "1.4.0", "92339d4cbadd1e88b5ee43d427b639b68a11071b6f73854e33638e30a0ea11f5", [:mix], [{:bunt, "~> 0.2.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "1fd3b70dce216574ce3c18bdf510b57e7c4c85c2ec9cad4bff854abaf7e58658"},
   "db_connection": {:hex, :db_connection, "2.2.1", "caee17725495f5129cb7faebde001dc4406796f12a62b8949f4ac69315080566", [:mix], [{:connection, "~> 1.0.2", [hex: :connection, repo: "hexpm", optional: false]}], "hexpm", "2b02ece62d9f983fcd40954e443b7d9e6589664380e5546b2b9b523cd0fb59e1"},
   "decimal": {:hex, :decimal, "1.8.1", "a4ef3f5f3428bdbc0d35374029ffcf4ede8533536fa79896dd450168d9acdf3c", [:mix], [], "hexpm", "3cb154b00225ac687f6cbd4acc4b7960027c757a5152b369923ead9ddbca7aec"},
   "ecto": {:hex, :ecto, "3.4.1", "ca5b5f6314eebd7fa2e52c6d78abb1ef955005dd60cc7a047b963ee23ee14a6c", [:mix], [{:decimal, "~> 1.6 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.4", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "748a317a2eacac0b7b6540cb7d2198b79457ede9cec2b4d1582117f90ac309d5"},