Added sample ref IoT Hub file upload

index.md

@@ -36,6 +36,7 @@ Azure Edge Extensions are all built with the same basic principles, echoing the
 |  AIO Environments  |  [AIO Environments](https://github.com/Azure-Samples/azure-edge-extensions-aio-environments) | [![GitHub Tag](https://img.shields.io/github/v/tag/azure-samples/azure-edge-extensions-aio-environments?logo=github&label=version)](https://github.com/Azure-Samples/azure-edge-extensions-aio-environments/tags) |  Platform to build Azure IoT Operations (AIO) environments  |
 |  Operations  |  [Azure IoT Operations - Local Observability with OpenTelemetry and GitOps](https://github.com/Azure-Samples/azure-edge-extensions-aio-observability-gitops)  | [![GitHub Tag](https://img.shields.io/github/v/tag/azure-samples/azure-edge-extensions-aio-observability-gitops?logo=github&label=version)](https://github.com/Azure-Samples/azure-edge-extensions-aio-observability-gitops/tags) |  Sample for configuring [Azure IoT Operations Preview](https://learn.microsoft.com/en-us/azure/iot-operations/get-started/overview-iot-operations) with [OpenTelemetry](https://opentelemetry.io/docs/what-is-opentelemetry/) and local observability visualization on edge enabled through Flux GitOps |
 |  Operations  |  [AKS Edge Essentials - Provisioning with TLS termination proxy](https://github.com/Azure-Samples/azure-edge-extensions-aksee-proxy-certs)  | [![GitHub Tag](https://img.shields.io/github/v/tag/azure-samples/azure-edge-extensions-aksee-proxy-certs?logo=github&label=version)](https://github.com/Azure-Samples/azure-edge-extensions-aksee-proxy-certs/tags) |  Sample for Provisioning [AKS Edge Essentials](https://learn.microsoft.com/en-us/azure/aks/hybrid/aks-edge-overview) with configuration of a proxy requiring TLS termination |
+|  Operations  |  [Azure IoT Hub File Upload to Azure Storage through Private Endpoint](https://github.com/Azure-Samples/azure-edge-extensions-iothub-fileupload-privatelink)  | [![GitHub Tag](https://img.shields.io/github/v/tag/azure-samples/azure-edge-extensions-iothub-fileupload-privatelink?logo=github&label=version)](https://github.com/Azure-Samples/azure-edge-extensions-iothub-fileupload-privatelink/tags) |  Documentation and sample to enable [Azure IoT Hub's file upload](https://learn.microsoft.com/azure/iot-hub/iot-hub-devguide-file-upload) functionality through an Azure Storage account with public Internet access disabled |
 
 # Contributing Tools and Solutions to Azure Edge Extensions