add editorconfig

.editorconfig

@@ -0,0 +1,10 @@
+[*]
+charset = utf-8
+insert_final_newline = true
+end_of_line = lf
+
+indent_style = tab
+indent_size = 2
+max_line_length = 100
+quote_type = single
+trim_trailing_whitespace = true

.prettierrc

@@ -1,7 +1,4 @@
 {
-	"useTabs": true,
-	"singleQuote": true,
-	"printWidth": 100,
 	"plugins": ["prettier-plugin-svelte", "prettier-plugin-tailwindcss"],
 	"overrides": [
 		{