Fix/re-introduce custom Jekyll tags for better glossary integration (#6163)

_data/glossary/pod.yaml

@@ -1,5 +1,6 @@
 id: pod
 name: Pod
+full-link: /docs/concepts/workloads/pods/pod-overview/
 related:
 - container
 - sidecar
@@ -8,9 +9,9 @@ related:
 tags:
 - core-object
 - fundamental
-short-description: |
-  The smallest and simplest Kubernetes object. A Pod represents a set of running [containers](#term-container) on your cluster.
+short-description: >
+  The smallest and simplest Kubernetes object. A Pod represents a set of running {% glossary_tooltip text="containers" term_id="container" %} on your cluster.
 long-description: >
   A Pod is typically set up to run a single primary container.
   It can also run optional sidecar containers that add supplementary features like logging.
-  Pods are commonly managed by a [Deployment](#term-deployment).
+  Pods are commonly managed by a {% glossary_tooltip term_id="deployment" %}.