Documentation update, adding solutions of the problems to a serverless tutorial

site/content/en/docs/administration/advanced/installation_automatic_annotation.md

@@ -32,7 +32,13 @@ semi-automatic and automatic annotation'
 - You have to install `nuctl` command line tool to build and deploy serverless
   functions. Download [version 1.5.16](https://github.com/nuclio/nuclio/releases/tag/1.5.16).
   It is important that the version you download matches the version in
-  [docker-compose.serverless.yml](https://github.com/openvinotoolkit/cvat/blob/develop/components/serverless/docker-compose.serverless.yml)
+  [docker-compose.serverless.yml](https://github.com/openvinotoolkit/cvat/blob/develop/components/serverless/docker-compose.serverless.yml).
+  For example, using wget.
+
+  ```
+  wget https://github.com/nuclio/nuclio/releases/download/<version>/nuctl-<version>-linux-amd64
+  ```
+
   After downloading the nuclio, give it a proper permission and do a softlink
 
   ```

site/content/en/docs/manual/advanced/serverless-tutorial.md

@@ -898,6 +898,42 @@ $ docker logs nuclio-nuclio-pth.shiyinzhang.iog
 
 </details>
 
+If before model deployment you see that the `NODE PORT` is 0, you need to assign it manually.
+Add the `port: 32001` attribute to the `function.yaml` file of each model, before you deploy the model.
+Different ports should be prescribed for different models.
+
+```diff
+triggers:
+myHttpTrigger:
+    maxWorkers: 1
+    kind: 'http'
+    workerAvailabilityTimeoutMilliseconds: 10000
+    attributes:
++     port: 32001
+      maxRequestBodySize: 33554432 # 32MB
+```
+
+### Installation serverless functions on Windows 10 with using the Ubuntu subsystem
+
+If you encounter a problem running serverless functions on Windows 10,
+you can use the Ubuntu subsystem, for this do the following:
+
+1. Install  `WSL 2` and `Docker Desktop` as described in [installation manual][cvat-installation-guide-windows-10]
+
+1. Install [Ubuntu 18.04 from Microsoft store][ubuntu-1804-microsoft-store].
+
+1. Enable integration for Ubuntu-18.04 in the settings of `Docker Desktop` in the `Resources` `WSL integration` tab:
+
+   ![Docker WSL integration Ubuntu 18.04](/images/docker_wsl_integration.jpg)
+
+1. Then you can download and install `nuctl` on Ubuntu,
+   using the [automatic annotation guide][cvat-auto-annotation-guide].
+
+1. Install `git` and clone repository on Ubuntu,
+   as described in the [installation manual][cvat-installation-guide-ubuntu-1804].
+
+1. After that, run the commands from this tutorial through Ubuntu.
+
 [detectron2-github]: https://github.com/facebookresearch/detectron2
 [detectron2-requirements]: https://detectron2.readthedocs.io/en/latest/tutorials/install.html
 [pytorch-install]: https://pytorch.org/get-started/locally/
@@ -912,13 +948,16 @@ $ docker logs nuclio-nuclio-pth.shiyinzhang.iog
 [retinanet-main-py]: https://github.com/openvinotoolkit/cvat/blob/b2f616859ca64687c385e636b4a25014fbb9d17c/serverless/pytorch/facebookresearch/detectron2/retinanet/nuclio/main.py
 [nuclio-homepage]: https://nuclio.io/
 [cvat-builtin-serverless]: https://github.com/openvinotoolkit/cvat/tree/develop/serverless
-[cvat-auto-annotation-guide]: https://openvinotoolkit.github.io/cvat/docs/administration/advanced/installation_automatic_annotation
+[cvat-auto-annotation-guide]: /docs/administration/advanced/installation_automatic_annotation
+[cvat-installation-guide-windows-10]: /docs/administration/basics/installation/#windows-10
+[cvat-installation-guide-ubuntu-1804]: /docs/administration/basics/installation/#ubuntu-1804-x86_64amd64
 [mscoco-format]: https://cocodataset.org/#format-data
 [pascal-voc-format]: http://host.robots.ox.ac.uk/pascal/VOC/voc2012/htmldoc/index.html
 [faas-wiki]: https://en.wikipedia.org/wiki/Function_as_a_service
-[cvat-ai-tools-user-guide]: https://openvinotoolkit.github.io/cvat/docs/manual/advanced/ai-tools/
+[cvat-ai-tools-user-guide]: /docs/manual/advanced/ai-tools/
 [cvat-github]: https://github.com/openvinotoolkit/cvat
 [siammask-serverless]: https://github.com/openvinotoolkit/cvat/tree/develop/serverless/pytorch/foolwood/siammask/nuclio
 [vtest-avi]: https://github.com/opencv/opencv/blob/master/samples/data/vtest.avi?raw=true
 [intel-openvino-url]: https://software.intel.com/content/www/us/en/develop/tools/openvino-toolkit.html
-[cvat-auto-annotation-user-guide]: https://openvinotoolkit.github.io/cvat/docs/manual/advanced/automatic-annotation/
+[cvat-auto-annotation-user-guide]: /docs/manual/advanced/automatic-annotation/
+[ubuntu-1804-microsoft-store]: https://www.microsoft.com/en-us/p/ubuntu-1804-lts/9n9tngvndl3q