Fixed crash on some websites

1. Added the function of adjusting transparency 2. Enhanced the user experience in certain environments

Fixed the issue that the copy and paste shortcut keys did not work when editing text

Fixed the problem of being unable to create folders and files (re-authorize the folder in Finder settings)

1. Fixed the issue that the User Agent will be reset after restarting the app. 2. Built-in 8 optional User Agents (desktop and mobile). 3. Added a preview shortcut key (Space) to the Finder module. 4. Added a close shortcut key (Esc) to the text editing view of the Tray template. Thank you very much for giving suggestions to Duck Float.

1. Strengthen the APP's path access security 2. Added a high-contrast menubar icon 3. Added an about tab to the settings view 4. Fixed the invalid path after restarting the computer 5. Web Browser adds the custom User Agent feature