address comment: remove cluster operation type

Author: blva

README.md

@@ -184,7 +184,7 @@ Operation types:
 
 #### Read-Only Mode
 
-The `readOnly` configuration option allows you to restrict the MCP server to only use tools with "read" and "metadata" operation types. When enabled, all tools that have "create", "update", "delete", or "cluster" operation types will not be registered with the server.
+The `readOnly` configuration option allows you to restrict the MCP server to only use tools with "read" and "metadata" operation types. When enabled, all tools that have "create", "update" or "delete" operation types will not be registered with the server.
 
 This is useful for scenarios where you want to provide access to MongoDB data for analysis without allowing any modifications to the data or infrastructure.
 

src/tools/tool.ts

@@ -10,7 +10,7 @@ import { UserConfig } from "../config.js";
 
 export type ToolArgs<Args extends ZodRawShape> = z.objectOutputType<Args, ZodNever>;
 
-export type OperationType = "metadata" | "read" | "create" | "delete" | "update" | "cluster";
+export type OperationType = "metadata" | "read" | "create" | "delete" | "update";
 export type ToolCategory = "mongodb" | "atlas";
 
 export abstract class ToolBase {