[bug] Visualizer is currently broken on master

[nemesifier]

The graph visualizer from the topology admin detail is currently broken on master, clicking on view topology graph raises a JS error:

visualize.js:28 Uncaught TypeError: Cannot read properties of undefined (reading 'render')
    at Object.success (visualize.js:28:26)
    at fire (jquery.js:3500:31)
    at Object.fireWith [as resolveWith] (jquery.js:3630:7)
    at done (jquery.js:9796:14)
    at XMLHttpRequest.<anonymous> (jquery.js:10057:9)
(anonymous) @ visualize.js:28
fire @ jquery.js:3500
fireWith @ jquery.js:3630
done @ jquery.js:9796
(anonymous) @ jquery.js:10057
load (async)
send @ jquery.js:10076
ajax @ jquery.js:9690
jQuery.<computed> @ jquery.js:9846
openOverlay @ visualize.js:18
(anonymous) @ visualize.js:41
dispatch @ jquery.js:5430
elemData.handle @ jquery.js:5234

Also the visualizer view outside of the admin is broken.