feedback1 integrate: WJ BOSS_HIT share per boss round; stale-round ticker lines dropped

docs/META.md

@@ -633,8 +633,12 @@ is called without protocol validation); 1 per second per player (`RATE`).
 Tickers (`m.ticker { text, id, type, priority, playerId }`) from `config.broadcasts`: SHOP_LEVEL, GOLDEN_CHAR,
 CHAR_DAMAGE (per board unit per battle, highest threshold; summons created in battle once per unit type — a client
 result may only name the unit types its lineup can field, fields.js validateClientResult), BOSS_HIT (20/50/80 % of the
-pool per player), CHAR_GIFT (to the
-receiver only), plus CUSTOM texts (eliminations, 联防, hidden core).
+current leader per player, each threshold once per boss round: the player's damage to that round's shared pool,
+`SharedBossPool.byPlayer`, over its size — the Final Assault and the Hidden Core count apart, while `stats.bossDamage`,
+the result's 领袖伤害, adds both up; the browser's strip, which plays its queue 5.2 s per line, drops a BOSS_HIT line
+once the round it came in is over, and a player's newer BOSS_HIT line of the round replaces their older one, queued or
+on screen — public/js/ui/ticker.js `tickerLineLive`, `tickerSupersedes`), CHAR_GIFT (to the receiver only), plus
+CUSTOM texts (eliminations, 联防, hidden core).
 
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