useAttachmentManager

Hook

Manages file attachments with concurrent upload, progress tracking, status states (pending, uploading, done, error), and max-file enforcement.

core/use-attachment-manager

Installation

1 · Add registry to components.json

2 · Install component

Add files with a file input. Each is uploaded concurrently.

Attach files

Prop	Type	Default	Description
`uploader`	`AttachmentUploader`	—	Async function that uploads a File and returns a URL string.
`maxFiles`	`number`	—	Maximum number of attachments allowed.
`(returns) addFiles`	`(files: File[]) => void`	—	Add and immediately begin uploading files.
`(returns) removeAttachment`	`(id: string) => void`	—	Remove an attachment by its generated ID.
`(returns) attachments`	`ManagedAttachment[]`	—	Current list of managed attachment objects.
`(returns) isUploading`	`boolean`	—	True when any attachment is in uploading state.