allow mounting files directly (#2931)

* allow mounting files directly

* fixes from testing

* more fixes

sdk/base/lib/osBindings/FileType.ts

@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type FileType = "file" | "directory"

sdk/base/lib/osBindings/MountTarget.ts

@@ -1,4 +1,5 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { FileType } from "./FileType"
 import type { PackageId } from "./PackageId"
 import type { VolumeId } from "./VolumeId"
 
@@ -7,4 +8,5 @@ export type MountTarget = {
   volumeId: VolumeId
   subpath: string | null
   readonly: boolean
+  filetype?: FileType
 }

sdk/base/lib/osBindings/index.ts

@@ -78,6 +78,7 @@ export { EncryptedWire } from "./EncryptedWire"
 export { ExportActionParams } from "./ExportActionParams"
 export { ExportServiceInterfaceParams } from "./ExportServiceInterfaceParams"
 export { ExposeForDependentsParams } from "./ExposeForDependentsParams"
+export { FileType } from "./FileType"
 export { ForgetInterfaceParams } from "./ForgetInterfaceParams"
 export { FullIndex } from "./FullIndex"
 export { FullProgress } from "./FullProgress"