add EditorConfig file

.editorconfig

@@ -0,0 +1,22 @@
+root = true
+
+[*]
+indent_style = tab
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+indent_size = 4
+indent_style = space
+
+[*.{yml,yaml}]
+indent_size = 2
+indent_style = space
+
+[*.{patch,diff}]
+indent_style = unset
+end_of_line = unset
+charset = unset
+trim_trailing_whitespace = unset

.gitignore

@@ -5,6 +5,7 @@
 
 # exclude everything in root except files and directories from void-packages
 /*
+!/.editorconfig
 !/.gitattributes
 !/.github
 !/.gitignore