fix: YAML highlighting in docs (#547)

Signed-off-by: krishnagajabi <[email protected]>

Author: krishnaGajabi

docs/main/user-guides/observability.md

@@ -67,7 +67,7 @@ The default Grafana login credentials are:
 - password: admin
 
 :::note
-If public IP is not available, then you can access it via port-forwarding by using the following command and then visit http://127.0.0.1:[grafana-forward-port].
+If public IP is not available, then you can access it via port-forwarding by using the following command and then visit `http://127.0.0.1:[grafana-forward-port]`.
 
 ```
 kubectl port-forward --namespace [NAMESPACE] pods/[grafana-pod-name] [grafrana-foward-port]:[grafana-cluster-port]

docs/src/scss/custom.scss

@@ -75,7 +75,31 @@
     width: 100%;
   }
 
-  //code block
+  // code block yaml
+  .language-yaml {
+  .token.key,
+  .token.atrule,
+  .token.attr-name,
+  .token.property {
+    color: #f78c6c !important; /* orange-amber for keys */
+  }
+  .token.string {
+    color: #c3e88d !important; /* green for strings */
+  }
+  .token.number,
+  .token.boolean {
+    color: #82aaff !important; /* light blue for numbers/booleans */
+  }
+  .token.punctuation {
+    color: #89ddff !important; /* cyan for : and - */
+  }
+  .token.comment {
+    color: #697098 !important; /* subtle gray for comments */
+    font-style: italic;
+  }
+} 
+
+  //code block shell
   .language-shell {
     font-family: $code-block-font-family;
     > div {

docs/versioned_docs/version-4.2.x/user-guides/observability.md

@@ -67,7 +67,7 @@ The default Grafana login credentials are:
 - password: admin
 
 :::note
-If public IP is not available, then you can access it via port-forwarding by using the following command and then visit http://127.0.0.1:[grafana-forward-port].
+If public IP is not available, then you can access it via port-forwarding by using the following command and then visit `http://127.0.0.1:[grafana-forward-port]`.
 
 ```
 kubectl port-forward --namespace [NAMESPACE] pods/[grafana-pod-name] [grafrana-foward-port]:[grafana-cluster-port]

docs/versioned_docs/version-4.3.x/user-guides/observability.md

@@ -67,7 +67,7 @@ The default Grafana login credentials are:
 - password: admin
 
 :::note
-If public IP is not available, then you can access it via port-forwarding by using the following command and then visit http://127.0.0.1:[grafana-forward-port].
+If public IP is not available, then you can access it via port-forwarding by using the following command and then visit `http://127.0.0.1:[grafana-forward-port]`.
 
 ```
 kubectl port-forward --namespace [NAMESPACE] pods/[grafana-pod-name] [grafrana-foward-port]:[grafana-cluster-port]