feat: add progress indication for long downloads

prisma/migrations/20250519130610_progress/migration.sql

@@ -0,0 +1,18 @@
+-- CreateTable
+CREATE TABLE "progress" (
+    "id" UUID NOT NULL,
+    "user_id" UUID NOT NULL,
+    "type" TEXT NOT NULL,
+    "data" JSONB,
+    "current" INTEGER NOT NULL DEFAULT 0,
+    "total" INTEGER NOT NULL DEFAULT 0,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "progress_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE INDEX "progress_user_id_idx" ON "progress"("user_id");
+
+-- AddForeignKey
+ALTER TABLE "progress" ADD CONSTRAINT "progress_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;