fix: Update Arcade embed aspect ratio (#12923)

config/markdown_embeds.yml

@@ -52,10 +52,25 @@ mp4:
       Your browser does not support the video tag.
     </video>
 
+arcade_tab:
+  regex: 'https?://(?:www\.)?app\.arcade\.software/share/(?<video_id>[^&/?]+)\?(?:[^&#]*&)*embed_mobile=tab(?:[&#?][^ ]*)?'
+  template: |
+    <div style="position: relative; padding-bottom: calc(62.793% + 41px); height: 0px; width: 100%;">
+      <iframe
+        src="https://app.arcade.software/embed/%{video_id}?embed&embed_mobile=tab"
+        frameborder="0"
+        webkitallowfullscreen
+        mozallowfullscreen
+        allowfullscreen
+        allow="fullscreen"
+        style="position: absolute; top: 0; left: 0; width: 100%; height: 100%;">
+      </iframe>
+    </div>
+
 arcade:
   regex: 'https?://(?:www\.)?app\.arcade\.software/share/(?<video_id>[^&/]+)'
   template: |
-    <div style="position: relative; padding-bottom: 62.5%; height: 0;">
+    <div style="position: relative; padding-bottom: calc(62.793% + 41px); height: 0px; width: 100%;">
       <iframe
         src="https://app.arcade.software/embed/%{video_id}"
         frameborder="0"