docsp-34255 - add ef links (#928)

Author: mongoKart

snooty.toml

@@ -1,7 +1,15 @@
 name = "drivers"
 title = "MongoDB Drivers"
 
-toc_landing_pages = ["/python-drivers", "/php-drivers", "/java-drivers", "/kotlin-drivers", "/use-cases", "/ruby-drivers"]
+toc_landing_pages = [
+    "/python-drivers",
+    "/php-drivers",
+    "/java-drivers",
+    "/kotlin-drivers",
+    "/use-cases",
+    "/ruby-drivers",
+    "/csharp-drivers",
+]
 
 intersphinx = ["https://www.mongodb.com/docs/manual/objects.inv"]
 sharedinclude_root = "https://raw.githubusercontent.com/10gen/docs-shared/main/"

source/csharp-drivers.txt

@@ -0,0 +1,48 @@
+.. _csharp-language-center:
+
+======================
+MongoDB .NET/C# Driver
+======================
+
+.. facet::
+   :name: programming_language
+   :values: csharp
+
+.. facet::
+   :name: genre
+   :values: reference
+
+.. meta:: 
+   :keywords: application
+
+.. toctree::
+   :titlesonly:
+
+   .NET/C# Driver <https://www.mongodb.com/docs/drivers/csharp/current/>
+   Entity Framework Provider <https://www.mongodb.com/docs/entity-framework/current/>
+
+.. contents:: On this page
+   :local:
+   :backlinks: none
+   :depth: 1
+
+Introduction
+------------
+
+Welcome to the documentation site for the official MongoDB .NET/C#
+driver and Entity Framework provider.
+
+.NET/C# Driver
+--------------
+
+You can add the driver to your application to work with MongoDB in .NET or C#. See
+the `.NET/C# driver documentation <https://www.mongodb.com/docs/drivers/csharp/current/>`__
+to learn how to install and begin using the driver.
+
+Entity Framework Provider
+-------------------------
+
+You can add the MongoDB Entity Framework provider to your .NET application as an
+object-relational mapper (ORM) to work with data in MongoDB. See the
+`Entity Framework provider documentation <https://www.mongodb.com/docs/entity-framework/current/>`__
+to learn how to begin using the provider.

source/index.txt

@@ -37,7 +37,7 @@ security patches to them.
 
    .. card::
       :headline: C#
-      :url: https://www.mongodb.com/docs/drivers/csharp/current/
+      :url: /csharp-drivers/ 
       :icon: /icons/csharp.svg
       :icon-alt: C sharp Driver icon
 
@@ -147,7 +147,7 @@ Don’t see your desired language? Browse more `community-supported libraries <h
 
    C Driver </c>
    C++ Driver </cxx>
-   C# and .NET Driver <https://www.mongodb.com/docs/drivers/csharp/current/>
+   .NET/C# Driver </csharp-drivers>
    Go Driver <https://www.mongodb.com/docs/drivers/go/current/>
    Java Drivers </java-drivers>
    Kotlin Drivers </kotlin-drivers>