refactor(files): the provider marks and the map that keys them live apart

The marks module exports components only, so fast refresh keeps it whole and react-refresh no longer counts it; the map by provider id moves to documentProviderIconMap.ts, which every caller now imports.

client/src/components/shared/documentProviderIconMap.ts

@@ -0,0 +1,21 @@
+import type React from 'react';
+import {
+  type GlyphProps,
+  NextcloudIcon,
+  OpenCloudIcon,
+  PaperlessIcon,
+  PapraIcon,
+  SynologyDriveIcon,
+} from './DocumentProviderIcons';
+
+/**
+ * The document providers' marks keyed by the provider ids in `document_providers`.
+ * Kept apart from the drawings so that module exports components only.
+ */
+export const DOCUMENT_PROVIDER_ICONS: Record<string, React.ComponentType<GlyphProps>> = {
+  paperless: PaperlessIcon,
+  papra: PapraIcon,
+  nextcloud: NextcloudIcon,
+  opencloud: OpenCloudIcon,
+  synologydrive: SynologyDriveIcon,
+};