docs(search-engine): add examples for search engine templates

Author: Meierschlumpf

docs/management/search-engines/index.mdx

@@ -27,5 +27,11 @@ It is recommended that this value is kept short (for example ``g`` for Google an
 
 ### Search template
 The template must be a valid URL that incldues the ``%s`` placeholder.
-Example for Google: ``https://www.google.com/search?q=%s``
 Homarr will replace the ``%s`` with the term that the user entered.
+
+#### Examples
+- Google: ``https://www.google.com/search?q=%s``
+- Ecosia: ``https://www.ecosia.org/search?q=%s``
+- DuckDuckGo: ``https://duckduckgo.com/?q=%s``
+- Bing: ``https://www.bing.com/search?q=%s``
+- YouTube: ``https://www.youtube.com/results?search_query=%s``