Add nonce fields for enhanced security (#84)

Improve donation image URL (#82)

Update version to 2.6.4 and improve user prompts in settings (#80)

Add support for global acceleration downlink traffic in charts (#78)

Optimize uninstall code (#76)

Fix sub-site failure to delete remote images (#74)

Support upload to subdirectories (#72)

Use wp_get_mime_types instead of get_allowed_mime_types (#71)

Support delete file using `wp-cli` command (#69)

Support disable charts and wp-cli commands (#68)

* Support disable charts and wp-cli commands

* update readme

* Add upload-file command

* format code

* add screenshot