Update applies_to metadata and limitations page because only available on ES serverless projects

Author: leemthompo

solutions/search/agent-builder/a2a-server.md

@@ -4,6 +4,8 @@ applies_to:
   stack: preview 9.2
   serverless:
     elasticsearch: preview
+    observability: unavailable
+    security: unavailable
 ---
 
 # Agent-to-Agent (A2A) server

solutions/search/agent-builder/agent-builder-agents.md

@@ -4,6 +4,8 @@ applies_to:
   stack: preview 9.2
   serverless:
     elasticsearch: preview
+    observability: unavailable
+    security: unavailable
 ---
 
 # {{agent-builder}}: Agents

solutions/search/agent-builder/chat.md

@@ -4,6 +4,8 @@ applies_to:
   stack: preview 9.2
   serverless:
     elasticsearch: preview
+    observability: unavailable
+    security: unavailable
 ---
 
 # {{agent-builder}}: Agent Chat

solutions/search/agent-builder/get-started.md

@@ -4,6 +4,8 @@ applies_to:
   stack: preview 9.2
   serverless:
     elasticsearch: preview
+    observability: unavailable
+    security: unavailable
 ---
 
 # Get started with {{agent-builder}}

solutions/search/agent-builder/kibana-api.md

@@ -4,6 +4,8 @@ applies_to:
   stack: preview 9.2
   serverless:
     elasticsearch: preview
+    observability: unavailable
+    security: unavailable
 ---
 
 # Work with {{agent-builder}} using the APIs

solutions/search/agent-builder/limitations-known-issues.md

@@ -4,15 +4,25 @@ applies_to:
   stack: preview 9.2
   serverless:
     elasticsearch: preview
+    observability: unavailable
+    security: unavailable
 ---
 
 # Limitations and known issues in {{agent-builder}}
 
 ## Limitations
 
-### Agent Builder not enabled by default
+### Feature availability
 
-{{agent-builder}} must be enabled for non-serverless deployments {applies_to}`stack: preview 9.2`. Refer to [Get started](get-started.md#enable-agent-builder) for instructions.
+#### Non-serverless deployments
+
+{{agent-builder}} is enabled by default in {{serverless-full}} for {{es}} projects.
+
+However, it must be enabled for non-serverless deployments {applies_to}`stack: preview 9.2`. Refer to [Get started](get-started.md#enable-agent-builder) for instructions.
+
+#### Serverless deployments
+
+In the first release of {{agent-builder}} on serverless, the feature is **only available on {{es}} projects**.
 
 ## Known issues
 

solutions/search/agent-builder/mcp-server.md

@@ -4,6 +4,8 @@ applies_to:
   stack: preview 9.2
   serverless:
     elasticsearch: preview
+    observability: unavailable
+    security: unavailable
 ---
 
 # Model Context Protocol (MCP) server

solutions/search/agent-builder/models.md

@@ -4,6 +4,8 @@ applies_to:
   stack: preview 9.2
   serverless:
     elasticsearch: preview
+    observability: unavailable
+    security: unavailable
 ---
 
 # Using different models in {{agent-builder}}

solutions/search/agent-builder/programmatic-access.md

@@ -4,6 +4,8 @@ applies_to:
   stack: preview 9.2
   serverless:
     elasticsearch: preview
+    observability: unavailable
+    security: unavailable
 ---
 
 # Work programmatically with {{agent-builder}}

solutions/search/agent-builder/tools.md

@@ -4,6 +4,8 @@ applies_to:
   stack: preview 9.2
   serverless:
     elasticsearch: preview
+    observability: unavailable
+    security: unavailable
 ---
 
 # Tools in {{agent-builder}}