The sidecar fold first in a merger round: a queue, it needn't wait for the par2 pass

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

app/services/par2_merger.ts

@@ -105,13 +105,16 @@ export class Par2Merger {
       this.since = saved ? new Date(saved.at) : new Date(0)
     }
     const since = new Date(this.since.getTime() - OVERLAP_MS)
+    // First: sidecars (.nfo, .sfv, .nzb) apart from their upload join it. A queue, not since: it needn't wait for the
+    // par2 pass (hours when that starts over).
+    const folded = await this.folder.round()
     const { rows } = await db.rawQuery(
       `SELECT set_id FROM par2_sets WHERE created_at >= ?
        UNION
        SELECT f.set_id FROM file_hashes h JOIN par2_files f ON f.hash16k = h.hash16k AND f.length = h.size WHERE h.created_at >= ?`,
       [since, since]
     )
-    const round: MergeRound = { sets: rows.length, merges: 0, releases: 0, stems: 0, stemMerges: 0, stemReleases: 0 }
+    const round: MergeRound = { sets: rows.length, merges: 0, releases: 0, stems: 0, stemMerges: 0, stemReleases: 0, folded }
     for (const { set_id: setId } of rows) {
       if (this.stopped) return round
       // One set that fails doesn't hold up the others (nor the next round, which would start from the same point).
@@ -141,8 +144,6 @@ export class Par2Merger {
         round.stemReleases += merged + 1
       }
     }
-    // Third: sidecars (.nfo, .sfv, .nzb) apart from their upload join it.
-    if (!this.stopped) round.folded = await this.folder.round()
     // Only after a whole round: a restart halfway goes on from the round before.
     this.since = now[0].at
     await db.rawQuery(