[Due for payment 2025-07-25] [Tracking] Implement Multi-Files Drag-and-Drop for Receipts

[lakchote]

Hold on detailed frontend implementation of https://docs.google.com/document/d/19g6-FqQQBGNW3Oz6Vtec1co7mCEpIpUkZ4Wnht0wpvU/edit?tab=t.0 filled and reviewed (after the HL has been sent).

Internal issue (tracking): https://github.com/Expensify/Expensify/issues/470244

[melvin-bot]

Triggered auto assignment to @sonialiap (Bug), see https://stackoverflow.com/c/expensify/questions/14418 for more details. Please add this bug to a GH project, as outlined in the SO.

[lakchote]

Not a bug, unassigning BZ member.

[koko57]

Hello, I'm Agata from Callstack and I would like to work on the frontend part 😊