Initial commit

lib/features/downloader/domain/entities/download_progress.dart

@@ -0,0 +1,27 @@
+/// Represents the state of a download.
+final class DownloadProgress {
+  /// Download speed in bytes per second.
+  final int speed;
+
+  /// Total bytes downloaded so far.
+  final int downloaded;
+
+  /// Total bytes to download.
+  final int total;
+
+  /// Estimated time of arrival (ETA) for the download to complete.
+  final Duration eta;
+
+  const DownloadProgress({
+    required this.speed,
+    required this.downloaded,
+    required this.total,
+    required this.eta,
+  });
+
+  const DownloadProgress.initial()
+    : speed = 0,
+      downloaded = 0,
+      total = 0,
+      eta = Duration.zero;
+}