docs: rework roadmap (#1023)

* docs: rework core features

* docs: rework tag features

* docs: rework library features

* docs: rework search features

* docs: rework application features

* docs: rework macro features

* refactor(docs): remove card formatting for roadmap

* docs: roadmap tweaks

mkdocs.yml

@@ -91,6 +91,7 @@ theme:
     - content.code.annotate
     - content.code.copy
     - content.action.edit
+    - content.tooltips
   icon:
     repo: fontawesome/brands/github
     tag:
@@ -105,6 +106,7 @@ markdown_extensions:
   - def_list
   - footnotes
   - md_in_html
+  - tables
   - toc:
       permalink: true
 
@@ -115,11 +117,15 @@ markdown_extensions:
       smart_enable: all
   - pymdownx.caret
   - 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.keys
   - pymdownx.mark
   - pymdownx.smartsymbols
+  - pymdownx.snippets
   - pymdownx.superfences:
       custom_fences:
         - name: mermaid