feat(editor): Add pre-built agents experiment (#18124)

packages/@n8n/nodes-langchain/nodes/agents/Agent/V1/AgentV1.node.ts

@@ -312,6 +312,20 @@ export class AgentV1 implements INodeType {
 						},
 					},
 				},
+				{
+					// eslint-disable-next-line n8n-nodes-base/node-param-display-name-miscased
+					displayName: 'Get started faster with our',
+					name: 'preBuiltAgentsCallout',
+					type: 'callout',
+					typeOptions: {
+						calloutAction: {
+							label: 'pre-built agents',
+							icon: 'bot',
+							type: 'openPreBuiltAgentsCollection',
+						},
+					},
+					default: '',
+				},
 				{
 					displayName:
 						"This node is using Agent that has been deprecated. Please switch to using 'Tools Agent' instead.",

packages/@n8n/nodes-langchain/nodes/agents/Agent/V2/AgentV2.node.ts

@@ -39,6 +39,20 @@ export class AgentV2 implements INodeType {
 					type: 'callout',
 					default: '',
 				},
+				{
+					// eslint-disable-next-line n8n-nodes-base/node-param-display-name-miscased
+					displayName: 'Get started faster with our',
+					name: 'preBuiltAgentsCallout',
+					type: 'callout',
+					typeOptions: {
+						calloutAction: {
+							label: 'pre-built agents',
+							icon: 'bot',
+							type: 'openPreBuiltAgentsCollection',
+						},
+					},
+					default: '',
+				},
 				promptTypeOptions,
 				{
 					...textFromPreviousNode,