update extensions

docs/01-Getting started with Zabbix.md

@@ -1,5 +1,6 @@
 ## Intro
 
+[TOC]
 
 ## Preparing the OS for Zabbix
 
@@ -135,3 +136,13 @@ ToDo
 
 ToDo
 :simple-opensourceinitiative:
+
+The <abbr title="Hyper Text Markup Language">HTML</abbr> specification
+is maintained by the <abbr title="World Wide Web Consortium">W3C</abbr>.
+
+!!! note
+    You should note that the title will be automatically capitalized.
+
+Here is a simple footnote[^1]. With some additional text after it.
+
+[^1]: My reference.

mkdocs.yml

@@ -58,33 +58,23 @@ markdown_extensions:
   - abbr
   - admonition
   - attr_list
-  - def_list
   - footnotes
+  - def_list
   - meta
   - toc:
       permalink: true
   - pymdownx.arithmatex:
       generic: true
-  - pymdownx.betterem:
-      smart_enable: all
   - pymdownx.caret
-  - pymdownx.critic
-  - pymdownx.details
   - pymdownx.emoji:
       emoji_index: !!python/name:material.extensions.emoji.twemoji
       emoji_generator: !!python/name:material.extensions.emoji.to_svg
   - pymdownx.highlight
   - pymdownx.inlinehilite
+  - pymdownx.progressbar
   - pymdownx.keys
   - pymdownx.mark
   - pymdownx.smartsymbols
-  - pymdownx.snippets:
-      check_paths: true
-  - pymdownx.superfences:
-      custom_fences:
-        - name: mermaid
-          class: mermaid
-          format: !!python/name:pymdownx.superfences.fence_code_format
   - pymdownx.tabbed
   - pymdownx.tasklist:
       custom_checkbox: true