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

test/utils/duration_test.exs

@@ -0,0 +1,39 @@
+defmodule PlantIdDiscordBotTest.Utils.Duration do
+  use ExUnit.Case, async: true
+
+  alias PlantIdDiscordBot.Utils.Duration
+
+  doctest Duration
+
+  describe "sec_to_str/1" do
+    test "seconds" do
+      assert Duration.sec_to_str(5) == "5s"
+      refute Duration.sec_to_str(60) == "60s"
+    end
+
+    test "minutes" do
+      assert Duration.sec_to_str(60) == "1m"
+      assert Duration.sec_to_str(75) == "1m 15s"
+      refute Duration.sec_to_str(3600) == "60m"
+    end
+
+    test "hours" do
+      assert Duration.sec_to_str(3600) == "1h"
+      assert Duration.sec_to_str(7205) == "2h 5s"
+      assert Duration.sec_to_str(36_300) == "10h 5m"
+      assert Duration.sec_to_str(36_315) == "10h 5m 15s"
+      refute Duration.sec_to_str(86_400) == "24h"
+    end
+
+    test "days" do
+      assert Duration.sec_to_str(86_400) == "1d"
+      assert Duration.sec_to_str(86_715) == "1d 5m 15s"
+      refute Duration.sec_to_str(604_800) == "7d"
+    end
+
+    test "weeks" do
+      assert Duration.sec_to_str(604_800) == "1w"
+      assert Duration.sec_to_str(6_048_000) == "10w"
+    end
+  end
+end