Updated Installation (markdown)

Installation.md

@@ -458,30 +458,28 @@ dnf -y install gcc gcc-c++
 
 #### C# and .NET Core
 
-**We are currently migrating configuration from Mono to .NET Core. This
+**We have recently migrated the configuration from Mono to .NET Core. This
 configuration applies to `cs-dotnet-core` environment, `mono` is considered
 deprecated.**
 
 Install .NET core SDK:
 ```
-# dnf -y install dotnet-sdk-3.1
+# dnf -y install dotnet-sdk-6.0
 ```
 
-DOTNET_ROOT: /usr/lib64/dotnet
-DOTNET_BUNDLE_EXTRACT_BASE_DIR: /box/.dotnet-bundle_extract
+Locate yout main `dotnet` directory (on Centos-like systems, it should be in `/usr/lib64/dotnet`).
+Create a symlink `/opt/dotnet` that points to the main directory. This way we ensure the same
+directory for different linux distributions.
 
+Add `-src: "/opt/dotnet"` to `bound-directories` config section of the worker.
 
-Download the following files:
+We also need to ensure the same paths for all .NET versions (actually, we are concerned only by builds, current pipeline requires .NET 6.0).
+Create the following symlinks (preferably relative):
 ```
-https://raw.githubusercontent.com/ReCodEx/utils/master/runners/cs/Reader.cs
-https://raw.githubusercontent.com/ReCodEx/utils/master/runners/cs/Wrapper.cs
-https://raw.githubusercontent.com/ReCodEx/utils/master/runners/cs/recodex.csproj
+/opt/dotnet/sdk/latest -> /opt/dotnet/sdk/6.0.101
+/opt/dotnet/shared/Microsoft.NETCore.App/latest -> /opt/dotnet/shared/Microsoft.NETCore.App/6.0.1
 ```
-
-Open your running ReCodEx instance in web browser and log in as administrator.
-Open `Pipeline` page, find the *C# .NET Core Compilation* pipeline, and click on
-the `Edit` button on the right. Scroll down to *Supplementary files* box
-and upload all three downloaded files here.
+(the versions might change slightly in the last number).
 
 
 #### Free Pascal