chore: apply credo suggestions (#3)

Mainly add module docs and fix some aliases.

lib/wabanex_web/resolvers/training.ex

@@ -1,4 +1,7 @@
 defmodule WabanexWeb.Resolvers.Training do
+  @moduledoc """
+  GraphQL resolver for training operations.
+  """
   alias Wabanex.Trainings
 
   def create(%{input: params}, _context), do: Trainings.Create.call(params)

lib/wabanex_web/resolvers/user.ex

@@ -1,4 +1,7 @@
 defmodule WabanexWeb.Resolvers.User do
+  @moduledoc """
+  GraphQL resolver for user operations.
+  """
   alias Wabanex.Users
 
   def get(%{id: user_id}, _context), do: Users.Get.call(user_id)

lib/wabanex_web/schema.ex

@@ -1,4 +1,7 @@
 defmodule WabanexWeb.Schema do
+  @moduledoc """
+  GraphQL schema definition
+  """
   use Absinthe.Schema
 
   import_types WabanexWeb.Schema.Types.Root

lib/wabanex_web/schema/types/custom/date_range.ex

@@ -1,4 +1,7 @@
 defmodule WabanexWeb.Schema.Types.Custom.DateRange do
+  @moduledoc """
+  Graphql date range custom type.
+  """
   use Absinthe.Schema.Notation
 
   alias Absinthe.Blueprint.Input

lib/wabanex_web/schema/types/custom/uuid4.ex

@@ -1,4 +1,7 @@
 defmodule WabanexWeb.Schema.Types.Custom.UUID4 do
+  @moduledoc """
+  GraphQL uuid v4 custom type.
+  """
   use Absinthe.Schema.Notation
 
   alias Ecto.UUID

lib/wabanex_web/schema/types/exercise.ex

@@ -1,4 +1,7 @@
 defmodule WabanexWeb.Schema.Types.Exercise do
+  @moduledoc """
+  GraphQL exercise type definition.
+  """
   use Absinthe.Schema.Notation
 
   @desc "Logic exercise representation"

lib/wabanex_web/schema/types/root.ex

@@ -1,10 +1,13 @@
 defmodule WabanexWeb.Schema.Types.Root do
+  @moduledoc """
+  GraphQL root query/mutation aggregator.
+  """
   use Absinthe.Schema.Notation
 
   alias Crudry.Middlewares.TranslateErrors
 
-  alias WabanexWeb.Resolvers.User, as: UserResolver
   alias WabanexWeb.Resolvers.Training, as: TrainingResolver
+  alias WabanexWeb.Resolvers.User, as: UserResolver
   alias WabanexWeb.Schema.Types
 
   import_types Types.Custom.UUID4

lib/wabanex_web/schema/types/training.ex

@@ -1,4 +1,7 @@
 defmodule WabanexWeb.Schema.Types.Training do
+  @moduledoc """
+  GraphQL training type definition.
+  """
   use Absinthe.Schema.Notation
 
   import_types WabanexWeb.Schema.Types.Custom.DateRange

lib/wabanex_web/schema/types/user.ex

@@ -1,4 +1,7 @@
 defmodule WabanexWeb.Schema.Types.User do
+  @moduledoc """
+  GraphQL user type definition.
+  """
   use Absinthe.Schema.Notation
 
   @desc "Logic user representation"

lib/wabanex_web/telemetry.ex

@@ -1,4 +1,7 @@
 defmodule WabanexWeb.Telemetry do
+  @moduledoc """
+  Telemetry implementation
+  """
   use Supervisor
   import Telemetry.Metrics