fix: 限定捞瓶查询与重试成本

prisma/migrations/0009_bottle_pick_candidate_index/migration.sql

@@ -0,0 +1,5 @@
+CREATE INDEX "bottles_pick_candidates_id_idx"
+ON "bottles"("id")
+WHERE "review_status" = 'APPROVED'
+  AND "pool_status" = 'IN_POOL'
+  AND "active_lease_id" IS NULL;

prisma/schema.prisma

@@ -197,6 +197,7 @@ model RefreshToken {
 }
 
 model Bottle {
+  /// Candidate partial index bottles_pick_candidates_id_idx is database-only and managed in 0009 SQL.
   id              String              @id @default(uuid()) @db.Uuid
   authorId        String              @map("author_id") @db.Uuid
   clientRequestId String              @default(uuid()) @map("client_request_id") @db.VarChar(128)