Add editorconfig

.editorconfig

@@ -4,13 +4,12 @@ root = true
 [*]
 charset = utf-8
 indent_style = space
-indent_size = 2
+indent_size = 4
 insert_final_newline = true
 trim_trailing_whitespace = true
 
 [*.ts]
 quote_type = single
-ij_typescript_use_double_quotes = false
 
 [*.md]
 max_line_length = off