Convert all asciinema into live players - ensure there is a GIF for older casts, remove the dangling CSS/JS

content/articles/2024-04-06-vpp-ospf.md

@@ -3,6 +3,8 @@ date: "2024-04-06T10:17:54Z"
 title: VPP with loopback-only OSPFv3 - Part 1
 aliases:
 - /s/articles/2024/04/07/vpp-ospf.html
+params:
+  asciinema: true
 ---
 
 {{< image width="200px" float="right" src="/assets/vpp-ospf/bird-logo.svg" alt="Bird" >}}
@@ -417,13 +419,14 @@ default via fe80::5054:ff:fef0:1121 dev e0 proto bird metric 32 pref medium
 
 ## Results
 
-I thought I'd record a little [[asciinema](/assets/vpp-ospf/clean.cast)] that shows the end to end
+I thought I'd record a little [[asciinema](/assets/vpp-ospf/clean.cast),
+[gif](/assets/vpp-ospf/clean.gif)] that shows the end to end
 configuration, starting from an empty dataplane and bird configuration. I'll show _Solution 2_, that
 is, the solution that doesn't copy the _unnumbered_ interfaces in VPP to Linux.
 
 Ready? Here I go!
 
-{{< image src="/assets/vpp-ospf/clean.gif" alt="OSPF IPv4-less VPP" >}}
+{{< asciinema src="/assets/vpp-ospf/clean.cast" >}}
 
 
 ### To unnumbered or Not To unnumbered