pipeline UI polish: transcode reasons, scroll fix, series card overflow, rounded corners

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

server/api/review.ts

@@ -141,6 +141,18 @@ app.get('/pipeline', (c) => {
 
 	const noops = db.prepare('SELECT COUNT(*) as count FROM review_plans WHERE is_noop = 1').get() as { count: number };
 
+	// Add transcode reasons per review plan
+	const transcodeStmt = db.prepare(`
+		SELECT DISTINCT ms.codec, sd.transcode_codec
+		FROM stream_decisions sd
+		JOIN media_streams ms ON ms.id = sd.stream_id
+		WHERE sd.plan_id = ? AND sd.transcode_codec IS NOT NULL
+	`);
+	for (const item of review as any[]) {
+		const rows = transcodeStmt.all(item.id) as { codec: string; transcode_codec: string }[];
+		item.transcode_reasons = rows.map(r => `${(r.codec ?? '').toUpperCase()} → ${r.transcode_codec.toUpperCase()}`);
+	}
+
 	return c.json({ review, queued, processing, done, noopCount: noops.count, jellyfinUrl });
 });