message: [CHANGELOG] Document persisted queries and preloading.
diff: * Follow Force and reduce image quality to 80 - alloy
  * Inquiries use the same user-agent as emission - orta
  * Optimise the generic artwork grid for rotation - maxim
  -* Cache queries for 2 minutes, which is the average session time in recent app versions - alloy
  +* Cache queries on-disk for 1 day - alloy
  +* Add persisted queries support to Relay - alloy
  +* Add ability to preload queries - alloy
  ## 1.4.6
  