Preflight¶
Background warm-up of top search results before the user clicks.
| Control | Config key | Default | Effect |
|---|---|---|---|
| Mode | preflight.mode |
off |
off / light / standard / full |
| Max candidates to try | preflight.max-attempts |
20 |
Walk top results until one passes |
| Keep preflight state for (seconds) | preflight.ttl-seconds |
120 |
Warm TTL |
| Skip if indexer wait exceeds (seconds) | preflight.indexer-max-wait-seconds |
5 |
Avoid queueing behind rate limits |
Watchtower can also warm the same cache path for list titles — Watchtower.