feat: add test.de/archiv (#245)

Signed-off-by: Gil Desmarais <git@desmarais.de>

Author: gildesmarais

lib/html2rss/configs/test.de/archiv.yml

@@ -0,0 +1,16 @@
+---
+channel:
+  url: https://www.test.de/archiv/
+  language: de
+  ttl: 360
+  time_zone: Europe/Berlin
+selectors:
+  items:
+    selector: ".archive__list > li"
+  title:
+    selector: a
+  link:
+    selector: a:first
+    extractor: href
+  description:
+    selector: p

spec/html2rss/configs/test.de/archiv.yml_spec.rb

@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+RSpec.describe 'test.de/archiv.yml' do
+  include_examples 'config.yml', 'test.de/archiv.yml'
+end