feat: use prettier

.editorconfig

@@ -1,10 +1,17 @@
-# top-most EditorConfig file
-root = true
-
-[*]
-charset = utf-8
-end_of_line = lf
-insert_final_newline = true
-indent_style = tab
-indent_size = 4
-tab_width = 4
+root = true
+
+# Unix-style newlines with a newline ending every file
+[*]
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.json]
+charset = utf-8
+indent_style = space
+indent_size = 2
+
+[*.{ts,js}]
+charset = utf-8
+indent_style = space
+indent_size = 4