Staged media flushing for improved feedback and performance.

src/media.js

@@ -1056,7 +1056,8 @@ async function flushOrphanedMedia() {
 						)
 						.as('associations'),
 				)
-				.whereRaw('associations.media_id = media.id'),
+				.whereRaw('associations.media_id = media.id')
+				.limit(config.media.flushWindow),
 		)
 		.returning(['media.id', 'media.is_s3', 'media.path', 'media.thumbnail', 'media.lazy'])
 		.delete();
@@ -1085,6 +1086,10 @@ async function flushOrphanedMedia() {
 	} catch (error) {
 		logger.warn(`Failed to clear temporary media directory: ${error.message}`);
 	}
+
+	if (orphanedMedia.length > 0 && orphanedMedia.length >= config.media.flushWindow) {
+		await flushOrphanedMedia();
+	}
 }
 
 module.exports = {