Update to dotnet 10

.editorconfig

@@ -0,0 +1,17 @@
+root = true
+
+[*]
+charset = utf-8
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+max_line_length = off
+trim_trailing_whitespace = false
+
+[*.cs]
+csharp_new_line_before_open_brace = none
+csharp_new_line_before_catch = false
+csharp_new_line_before_finally = false
+csharp_new_line_after_else = false
+csharp_new_line_before_else = false