Update readme.md

Author: vo-fomin

readme.md

@@ -1,20 +1,20 @@
 # Flexmonster custom data source API server
-[![Flexmonster Pivot Table & Charts](https://cdn.flexmonster.com/landing.png)](https://flexmonster.com)
-Website: www.flexmonster.com
+[![Flexmonster Pivot Table & Charts](https://cdn.flexmonster.com/landing.png)](https://www.flexmonster.com?r=github)
+Website: [www.flexmonster.com](https://www.flexmonster.com?r=github)
 
 ## Flexmonster Pivot Table & Charts
 
 Flexmonster Pivot is a powerful JavaScript tool for interactive web reporting. It allows you to visualize and analyze data from JSON, CSV, SQL, NoSQL, Elasticsearch, and OLAP data sources quickly and conveniently. Flexmonster is designed to integrate seamlessly with any client-side framework and can be easily embedded into your application.
 
-This repository holds the source code for a project that demonstrates how to implement the [custom data source API](https://www.flexmonster.com/doc/introduction-to-custom-data-source-api/).
+This repository holds the source code for a project that demonstrates how to implement the [custom data source API](https://www.flexmonster.com/doc/introduction-to-custom-data-source-api?r=github).
 
 Flexmonster custom data source API is designed for summarized data retrieval from a server to Flexmonster Pivot.
 This API will work for projects with their own data access layer, where filtering and aggregation are delegated to a server and Flexmonster receives ready-to-show data.
 
-The table of contents:
+Table of contents:
  - [Prerequisites](#prerequisites)
  - [Installation](#installation)
- - [Usage](#usage)
+ - [Related Flexmonster docs](#related-flexmonster-docs)
  - [Tests](#tests)
 
 ## Prerequisites
@@ -23,13 +23,13 @@ To run the custom data source API project, you will need Node.js and npm. [Get t
 
 ## Installation
 
-1. Download the `.zip` archive with the sample project or clone it from GitHub with the following command:
+1. Download a `.zip` archive with the sample project or clone it from GitHub with the following command:
 
 ```bash
-git clone https://github.com/flexmonster/api-data-source.git
+git clone https://github.com/flexmonster/api-data-source.git && cd api-data-source
 ```
 
-2. Run the project using one of the following ways:
+2. Run the project in one of the following ways:
 
  - To start the sample Node.js server:
 
@@ -47,14 +47,14 @@ git clone https://github.com/flexmonster/api-data-source.git
  dotnet run
  ```
 
-## Usage
+## Related Flexmonster docs
 
 For details on usage, refer to our documentation:
 
-- [A quick overview of the sample Node.js server](https://www.flexmonster.com/doc/a-quick-overview-of-the-sample-node-js-server/) 
-- [A quick overview of the sample .NET Core server](https://www.flexmonster.com/doc/a-quick-overview-of-the-sample-net-core-server/)
-- [Implementing the custom data source API server](https://www.flexmonster.com/doc/implementing-the-custom-data-source-api-server/)
-- [API documentation](https://www.flexmonster.com/api/all-requests/)
+- [A quick overview of the sample Node.js server](https://www.flexmonster.com/doc/pivot-table-with-node-js-server?r=github) 
+- [A quick overview of the sample .NET Core server](https://www.flexmonster.com/doc/pivot-table-with-dot-net-core-server?r=github)
+- [Implementing the custom data source API server](https://www.flexmonster.com/doc/implement-custom-data-source-api?r=github)
+- [API documentation](https://www.flexmonster.com/api/all-requests?r=github)
 
 ## Tests
 
@@ -66,4 +66,4 @@ If needed, you can check a custom data source API server with our [test suite](h
  npm test
  ```
 
-Note that these tests will work only if one of the sample servers is running. To learn how your server can be tested, [see our documentation](https://www.flexmonster.com/doc/test-custom-data-source-api-server/).
+Note that these tests will work only if one of the sample servers is running. To learn how your server can be tested, [see our documentation](https://www.flexmonster.com/doc/test-custom-data-source-api-server?r=github).