feat: 实现便携版并增加一键导出功能

.editorconfig

@@ -0,0 +1,16 @@
+# EditorConfig helps maintain consistent coding styles
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+charset = utf-8
+trim_trailing_whitespace = false
+
+[*.{js,jsx,ts,tsx,json}]
+indent_style = space
+indent_size = 2