v4.19.3 - 4bbb6b5

Changelog from v4.19.2 to HEAD

• v4.19.3 (4bbb6b5)
• feat(auction,redis): broadcast all cross-server events on purchase; de-dupe listings (3312810)
• feat(redis): cache price and stock data in Redis with TTLs and eviction (ea40378)
• Merge branch 'nulli0n:master' into master (b83239e)
• Fix shop description issue (5d7acef)
  SWITCH TO BETTER-NIGHTCORE