diff --git a/docusaurus.config.ts b/docusaurus.config.ts
index 1373dd6..d256e61 100644
--- a/docusaurus.config.ts
+++ b/docusaurus.config.ts
@@ -133,6 +133,8 @@ const config: Config = {
   ],
 
   themeConfig: {
+    // Default social card for link previews (LinkedIn, X, Slack, Discord).
+    image: 'img/og-image.png',
     colorMode: {
       respectPrefersColorScheme: true,
     },
diff --git a/static/img/og-image.png b/static/img/og-image.png
new file mode 100644
index 0000000..4fee4ef
Binary files /dev/null and b/static/img/og-image.png differ