Add Credo checks and refactor code

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Make Logger.debug calls lazy

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Add missing @moduledocs

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Refactor according to credo

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Final fixes and add credo to CI

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Closes #52

lib/mobilizon_web/resolvers/category.ex

@@ -1,4 +1,7 @@
 defmodule MobilizonWeb.Resolvers.Category do
+  @moduledoc """
+  Handles the category-related GraphQL calls
+  """
   require Logger
   alias Mobilizon.Actors.User
 

lib/mobilizon_web/resolvers/comment.ex

@@ -1,4 +1,7 @@
 defmodule MobilizonWeb.Resolvers.Comment do
+  @moduledoc """
+  Handles the comment-related GraphQL calls
+  """
   require Logger
   alias Mobilizon.Events.Comment
   alias Mobilizon.Activity

lib/mobilizon_web/resolvers/event.ex

@@ -1,4 +1,7 @@
 defmodule MobilizonWeb.Resolvers.Event do
+  @moduledoc """
+  Handles the event-related GraphQL calls
+  """
   alias Mobilizon.Service.ActivityPub
   alias Mobilizon.Activity
   alias Mobilizon.Actors

lib/mobilizon_web/resolvers/group.ex

@@ -1,4 +1,7 @@
 defmodule MobilizonWeb.Resolvers.Group do
+  @moduledoc """
+  Handles the group-related GraphQL calls
+  """
   alias Mobilizon.Actors
   alias Mobilizon.Actors.{Actor}
   alias Mobilizon.Service.ActivityPub

lib/mobilizon_web/resolvers/person.ex

@@ -1,4 +1,7 @@
 defmodule MobilizonWeb.Resolvers.Person do
+  @moduledoc """
+  Handles the person-related GraphQL calls
+  """
   alias Mobilizon.Actors
   alias Mobilizon.Service.ActivityPub
 

lib/mobilizon_web/resolvers/upload.ex

@@ -1,2 +0,0 @@
-defmodule MobilizonWeb.Resolvers.Upload do
-end

lib/mobilizon_web/resolvers/user.ex

@@ -1,4 +1,7 @@
 defmodule MobilizonWeb.Resolvers.User do
+  @moduledoc """
+  Handles the user-related GraphQL calls
+  """
   alias Mobilizon.Actors.{User, Actor}
   alias Mobilizon.Actors
   require Logger