Feat/error logs (#16)

* added list of tasks to achieve

* update deps

* update elixir version in CI/CD pipeline

* update todo with branch push checks

* underscores separation of large numbers

* update elixir version and deps

* add basic module  docs

* remove IO.inspect call

* check if list is empty rather than traversing list for length

* revert empty list code

* duration tests

* add mime type tests

* use logger instread of inspect, remove todos

* replace list length check with Enum.empty

* replace list length check with !Enum.empty?

* numbers readability fix by using underscores on large numbers

* iucn parser replaced case with multiclause function and added test

* replace map and join with map_join

* fix multiple spec issues where map() must be inside a list

lib/plantid_discord_bot/cogs/info.ex

@@ -1,4 +1,9 @@
 defmodule PlantIdDiscordBot.Cog.Info do
+  @moduledoc """
+  Functions for using the /info application command.
+
+  Returns a message embed of application commands available to the user.
+  """
   use Nostrum.Consumer
   import Nostrum.Struct.Embed
   alias PlantIdDiscordBot.Utils

lib/plantid_discord_bot/cogs/plantnet_message.ex

@@ -1,4 +1,7 @@
 defmodule PlantIdDiscordBot.Cog.PlantNetMessage do
+  @moduledoc """
+  Functions for sending and receiving data from PLantNet
+  """
   require Logger
 
   use Nostrum.Consumer
@@ -49,7 +52,6 @@ defmodule PlantIdDiscordBot.Cog.PlantNetMessage do
           nil
       end
 
-    # TODO improve composition
     if saved_images do
       try do
         prepare_images(saved_images)