add nuget-specific readme file

Author: alex-clickhouse

ClickHouse.Driver/ClickHouse.Driver.csproj

@@ -11,7 +11,7 @@
     <Authors>ClickHouse</Authors>
     <Description>Fast binary-over-HTTP ADO.NET provider for ClickHouse</Description>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
-    <PackageReadmeFile>README.md</PackageReadmeFile>
+    <PackageReadmeFile>README.nuget.md</PackageReadmeFile>
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
@@ -29,7 +29,7 @@
   </Target>
 
   <ItemGroup>
-    <None Include="..\README.md" Link="README.md" Pack="true" PackagePath="" />
+    <None Include="..\README.nuget.md" Link="README.nuget.md" Pack="true" PackagePath="" />
   </ItemGroup>
 
   <ItemGroup>

README.nuget.md

@@ -0,0 +1,35 @@
+# ClickHouse C# client
+
+## About
+
+Official C#/ADO.NET client for [ClickHouse](https://clickhouse.com/).
+
+ * High performance
+ * Supports bulk insertion
+ * Uses compressed binary protocol over HTTP(S)
+ * Available for .NET Core/Framework/Standard
+
+## Documentation
+
+See the [ClickHouse website](https://clickhouse.com/docs/integrations/csharp) for full documentation.
+
+## Usage examples
+
+We have a wide range of [examples](https://github.com/ClickHouse/clickhouse-cs/tree/main/examples), aiming to cover typical scenarios of client usage.
+
+## ClickHouse Versions
+
+The supported versions ofthe ClickHouse database server coincide with the versions currently receiving security updates.
+
+For the list of currently supported versions, see [here](https://github.com/ClickHouse/ClickHouse/blob/master/SECURITY.md#security-change-log-and-support).
+
+## Contact us
+
+If you have any questions or need help, feel free to reach out to us in the [Community Slack](https://clickhouse.com/slack) or via [GitHub issues](https://github.com/ClickHouse/clickhouse-cs/issues).
+
+## Contributing
+
+Contributions are welcome and highly appreciated! Check out our [contributing guide](https://github.com/ClickHouse/clickhouse-cs/blob/main/CONTRIBUTING.md).
+
+## Acknowledgements
+Originally created by [Oleg V. Kozlyuk](https://github.com/DarkWanderer)