docs: Add social card preview. (#26719)

* docs: Add social card preview.

* derp

.github/workflows/devdocs.yml

@@ -15,7 +15,7 @@ jobs:
 
       - name: Build docs
         run: |
-          python -m pip install mkdocs==1.6.0 mkdocs-material==9.5.31 mkdocs-github-admonitions-plugin==0.0.2
+          python -m pip install mkdocs==1.6.0 mkdocs-material[imaging]==9.5.31 mkdocs-github-admonitions-plugin==0.0.2
           python -m mkdocs build
 
       - name: Deploy docs

mkdocs.yml

@@ -1,4 +1,5 @@
 site_name: Paradise Contributor Documentation
+site_url: https://devdocs.paradisestation.org
 
 theme:
   name: material
@@ -31,6 +32,9 @@ extra:
 plugins:
   - gh-admonitions
   - search
+  - social:
+      cards_layout_options:
+        background_color: '#861f41'
 
 markdown_extensions:
   - admonition