fix(core): explicitly pass messageBus to policy engine for MCP tool saves (#22255)

packages/core/src/tools/mcp-tool.ts

@@ -188,7 +188,10 @@ export class DiscoveredMCPToolInvocation extends BaseToolInvocation<
   override getPolicyUpdateOptions(
     _outcome: ToolConfirmationOutcome,
   ): PolicyUpdateOptions | undefined {
-    return { mcpName: this.serverName };
+    return {
+      mcpName: this.serverName,
+      toolName: this.serverToolName,
+    };
   }
 
   protected override async getConfirmationDetails(

packages/core/src/tools/tools.ts

@@ -122,6 +122,7 @@ export interface PolicyUpdateOptions {
   argsPattern?: string;
   commandPrefix?: string | string[];
   mcpName?: string;
+  toolName?: string;
 }
 
 /**