Add vscode

programs/vscode.nix

@@ -3,5 +3,11 @@
 {
   programs.vscode = {
     enable = true;
+
+    profiles.default.extensions = with pkgs.vscode-extensions; [
+      ms-dotnettools.csharp
+      ms-dotnettools.csdevkit
+      ms-dotnettools.vscode-dotnet-runtime
+    ];
   };
 }