who has this: a gap card says who holds it, the sheet and the open album name them, a Space grows a Holdings tab, and Get it is the hub's own grab or a wait for their presence

src/App.svelte

@@ -28,6 +28,7 @@
     import UploadToast from "./components/UploadToast.svelte";
     import ProposalToast from "./components/ProposalToast.svelte";
     import FollowNewsToast from "./components/FollowNewsToast.svelte";
+    import WhoHasSheet from "./components/WhoHasSheet.svelte";
     import SetlistScanChip from "./components/SetlistScanChip.svelte";
     import {
         ui,
@@ -188,6 +189,7 @@
     <UploadToast />
     <ProposalToast />
     <FollowNewsToast />
+    <WhoHasSheet />
     <SetlistScanChip />
     <PreviewOverlay />
     <LyricsSyncEditor />