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

.github/workflows/production.yml

@@ -15,8 +15,8 @@ jobs:
       - name: Setup BEAM / Elixir
         uses: erlef/setup-beam@v1
         with:
-          otp-version: 26
-          elixir-version: 1.16.2
+          otp-version: 28
+          elixir-version: 1.18.4
 
       - name: Cache dependencies
         uses: actions/cache@v4