feature: include missing core object in glossary

Author: abhilasha2418

content/en/docs/reference/glossary/network-policy.md

@@ -11,6 +11,7 @@ tags:
 - networking
 - architecture
 - extension
+- core-object
 ---
  A specification of how groups of Pods are allowed to communicate with each other and with other network endpoints.
 

content/en/docs/reference/glossary/node.md

@@ -8,6 +8,7 @@ short_description: >
 
 aka:
 tags:
+- core-object
 - fundamental
 ---
  A node is a worker machine in Kubernetes.

content/en/docs/reference/glossary/pod-template.md

@@ -0,0 +1,17 @@
+---
+title: Pod Template
+id: pod-template
+date: 2024-10-13
+short_description: >
+  A Pod Template defines template for creating pods.
+
+aka: 
+tags:
+- core-object
+
+---
+An API object that defines a template for creating {{< glossary_tooltip text="pod" term_id="pod" >}}, typically used in higher-level controllers.
+
+<!--more--> 
+
+Pod Templates provide a specification that includes metadata, labels, and a pod's desired state, which is utilized by controllers like {{< glossary_tooltip text="deployment" term_id="deployment" >}} and {{< glossary_tooltip text="statefulset" term_id="statefulset" >}} to create and manage multiple {{< glossary_tooltip text="replicas" term_id="" >}} of {{< glossary_tooltip text="pod" term_id="pod" >}}.