Aurora SpotiRip desktop and web app

- Spotify playlist, library, album and artist browsing with in-app playback
- Song, playlist and album downloads via spotdl with YouTube and Bandcamp fallbacks
- Electron desktop app (castLabs Widevine) with a permanent sidebar layout
- Linux and Windows packaging scripts

endpoints/spotify-download-status_GET.ts

@@ -0,0 +1,31 @@
+import superjson from "superjson";
+import type { OutputType } from "./spotify-download-status_GET.schema";
+import { appendSetCookies } from "../helpers/spotifyServer";
+import { getDownloadJob, jsonError, requireDownloadAccess } from "../helpers/downloadJobs";
+
+export async function handle(request: Request) {
+  try {
+    const access = await requireDownloadAccess(request);
+    if (access.error) return access.error;
+
+    const jobId = new URL(request.url).searchParams.get("jobId") || "";
+    const job = getDownloadJob(jobId, access.userId);
+    if (!job) return jsonError("This download has expired or does not exist.", 404);
+
+    const output: OutputType = {
+      status: job.status,
+      done: job.done,
+      total: job.total,
+      failed: job.failed,
+      currentTitle: job.currentTitle,
+      error: job.error,
+      fileName: job.fileName,
+      savedPath: job.savedPath,
+    };
+    const headers = new Headers({ "Content-Type": "application/json", "Cache-Control": "no-store" });
+    appendSetCookies(headers, access.setCookies);
+    return new Response(superjson.stringify(output), { headers });
+  } catch (error) {
+    return jsonError(error instanceof Error ? error.message : "Unable to check the download.", 500);
+  }
+}