feat(frontend,backend): storage panel with weight rows and trash, heavy media streams by url in the viewer

frontend/src/lib/api/client.ts

@@ -95,6 +95,19 @@ export async function request<T>(
   return response.json() as Promise<T>;
 }
 
+function streamUrl(path: string): string {
+  const query = auth.token ? `?token=${encodeURIComponent(auth.token)}` : "";
+  return `${BASE}${path}${query}`;
+}
+
+export function mediaUrl(mediaId: number): string {
+  return streamUrl(`/media/${mediaId}`);
+}
+
+export function trashedUrl(storageKey: string): string {
+  return streamUrl(`/storage/trash/${storageKey}/file`);
+}
+
 export type MediaResult =
   | { state: "ready"; url: string; mime: string | null }
   | { state: "not-downloaded" }