> For the complete documentation index, see [llms.txt](https://docs.tricloudnexus.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tricloudnexus.io/introduction/release-notes/2023-04-28-release-1.3.md).

# 2023-04-28 - Release 1.3

## Highlights

* Major updates to platform components, enhancing performance, security, and modularity.
* Introduced support for managed identities across services and components.
* New features in API, web portal, and infrastructure for improved usability and scalability.
* Breaking changes in deployment methods and module configurations.

## New Features

* Support for multiple-IoT Hubs and multi-storage account provisioning.
* Enhanced UI for module management and data source configuration.
* Support for visualizing string and digital measurements in Explorer Hierarchy.
* Improved asset hierarchy management introducing revisions at root node.
* Redeploy button for quick rollback of previous deployments.
* Support for managed identities in ingestion and log handling.
* Enhanced module and hierarchy deployment capabilities, including support for multi-architecture Docker manifests.
* OAuth implicit security schema added.
* App insights API key management integrated into ARM deployment.
* Refactored IoT Hub templates to enhance flexibility and resource group support.

## Fixes

* Addressed various deployment, logging, and ingestion bugs across modules.
* Improved reliability of hierarchy snapshots and tag naming conventions.
* Resolved UI and backend errors in the web portal and Explorer Hierarchy.
* Fixed issues in module start-up sequences and device configurations.

## Breaking Changes

* Ingestion log handling now requires managed identity and Event Grid configuration.
* Deployment manifest generation switched from JSON templates to code-based configuration.
* SignalR upstream updates moved to bicep template applied post-deployment.
* Container registry tag renamed from `Tag` to `ImageTag`.

## Security Updates

* Updated third-party dependencies and Azure SDKs for improved security and performance.
* Added explicit ingestion batching policies for hot path tables with low-latency batch ingestion.

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