[Feature]: Multi-Select and Direct Drag-and-Drop Upload

[joker95276]

Feature description

1.Multi-Select Upload
Enable users to select multiple files at once during the file transfer process, eliminating repetitive actions.
2.Direct Drag-and-Drop into Current Block Folder
Allow users to drag and drop files directly into the folder of the current block, removing the need to open a separate block for uploads.

Implementation Suggestion

No response

Anything else?

No response