if params.Cache == nil {
		return grid.NewRemoteErrString("NSScannerHandler: provided cache is nil")
	}

	// Collect updates, stream them before the full cache is sent.
	updates := make(chan dataUsageEntry, 1)
	var wg sync.WaitGroup
	wg.Add(1)
	go func() {
		defer wg.Done()
		for update := range updates {
			resp := storageNSScannerRPC.NewResponse()
			resp.Update = &update
			out <- resp
		}
	}()

- **Composite**: NormalizerChain, ReadingConverterChain
- **Strategy**: Normalizer, ReadingConverter, ContentsParser
- **Deferred/Promise**: Async operations

### Index Alias Strategy

Zero-downtime index updates using dual aliases:

```
Index Naming: {baseIndex}.{timestamp}
Example:      my-suggest.20250123120000

Aliases:
├── Search Alias: {baseIndex}          (read operations)

        }
        return asJson(new ApiResult.ApiUpdateResponse().id(entity.getId()).created(true).status(ApiResult.Status.OK).result());
    }

    // PUT /api/admin/pathmap/setting
    /**
     * Updates an existing path mapping setting.
     *
     * @param body path mapping setting data to update
     * @return JSON response with updated setting ID and status
     */
    @Execute

        });

        return asJson(new ApiUpdateResponse().id(relatedContent.getId()).created(true).status(Status.OK).result());
    }

    // PUT /api/admin/relatedcontent/setting
    /**
     * Updates an existing related content setting.
     *
     * @param body related content setting data to update
     * @return JSON response with updated setting ID and status
     */
    @Execute

     */
    public OptionalEntity<DuplicateHost> getDuplicateHost(final String id) {
        return duplicateHostBhv.selectByPK(id);
    }

    /**
     * Stores (inserts or updates) a duplicate host configuration.
     *
     * <p>This method immediately refreshes the index to ensure the change is visible.
     * If the configuration already exists (based on ID), it will be updated;

        });

        return asJson(new ApiUpdateResponse().id(duplicateHost.getId()).created(true).status(Status.OK).result());
    }

    // PUT /api/admin/duplicatehost/setting
    /**
     * Updates an existing duplicate host setting.
     *
     * @param body duplicate host setting data to update
     * @return JSON response with updated setting ID and status
     */
    @Execute

        }
        return asJson(new ApiResult.ApiUpdateResponse().id(entity.getId()).created(true).status(ApiResult.Status.OK).result());
    }

    // PUT /api/admin/group/setting
    /**
     * Updates an existing group setting.
     *
     * @param body group setting data to update
     * @return JSON response with updated setting ID and status
     */
    @Execute

            return null;
        });
        return asJson(new ApiUpdateResponse().id(boostDoc.getId()).created(true).status(Status.OK).result());
    }

    /**
     * Updates an existing boost document rule setting.
     *
     * @param body the request body containing updated boost document rule information
     * @return JSON response with result status
     */

     * Enumeration representing HTTP methods.
     * <ul>
     *   <li>GET - Requests data from a specified resource.</li>
     *   <li>POST - Submits data to be processed to a specified resource.</li>
     *   <li>PUT - Updates a current resource with new data.</li>
     *   <li>DELETE - Deletes the specified resource.</li>
     *   <li>HEAD - Same as GET but returns only HTTP headers and no document body.</li>

            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());
    }

    /**
     * Updates an existing duplicate host configuration.
     *
     * @param form the edit form containing updated duplicate host data
     * @return HTML response redirecting to the duplicate host list
     */
    @Execute