docs: fix rendering issues for raw html and images (#4136)

docs/content/about/notifications.md

@@ -10,7 +10,7 @@ pushes and pulls and layer pushes and pulls. These actions are serialized into
 events. The events are queued into a registry-internal broadcast system which
 queues and dispatches events to [_Endpoints_](#endpoints).
 
-![Workflow of registry notifications](/images/notifications.png)
+![Workflow of registry notifications](../../images/notifications.png)
 
 ## Endpoints
 

docs/content/spec/auth/token.md

@@ -8,7 +8,7 @@ keywords: registry, on-prem, images, tags, repository, distribution, Bearer auth
 
 This document outlines the v2 Distribution registry authentication scheme:
 
-![v2 registry auth](/images/v2-registry-auth.png)
+![v2 registry auth](../../../images/v2-registry-auth.png)
 
 1. Attempt to begin a push/pull operation with the registry.
 2. If the registry requires authorization it will return a `401 Unauthorized`

docs/hugo.yaml

@@ -3,6 +3,11 @@ languageCode: en-us
 title: CNCF Distribution
 theme: hugo-geekdoc
 
+markup:
+  goldmark:
+    renderer:
+      unsafe: true
+
 pluralizeListTitles: false
 enableRobotsTXT: true
 taxonomies: [tags]