docs: add unitctl note

Author: JTorreG

source/news/2024/unit-1.33.0-released.rst

@@ -50,6 +50,12 @@ unitctl CLI tool
 :ref:`unitctl <unitctl>` is a Rust-based CLI tool that allows you to
 deploy, manage, and configure Unit in your environment.
 
+.. note::
+
+   This is a "Technical Preview" release of **unitctl**. We welcome feedback and
+   suggestions for this early access version. It is provided to test its features
+   and should not be used in production environments.
+
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 Chunked request body support
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source/unitctl.rst

@@ -8,6 +8,12 @@
 CLI (unitctl)
 #############
 
+.. note::
+
+   This is a "Technical Preview" release of **unitctl**. We welcome feedback and
+   suggestions for this early access version. It is provided to test its features
+   and should not be used in production environments.
+
 Unit provides a `Rust SDK <https://github.com/nginx/unit/tree/master/tools/unitctl>`_
 to interact with its :ref:`control API <source-startup>`, and a command line
 interface (unitctl) that exposes the functionality provided by the SDK.