ludic.shop, ludic.net: nothing made per tick - the week's lists and dice reused, the net's facts from a ring, the room's watch address made once, pools and kept lists through kept_push; what runs once per host, join, room or guest says so in @alloc_ok

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

packages/ludic.net/peers.ludic

@@ -59,7 +59,7 @@ export function np_queue(net_st: mut NetState, slot: int, kind: int, rel: bool)
     m.id = p.next_id
     p.next_id += 1
   }
-  push(p.queue, m)
+  kept_push(p.queue, m)
 }
 
 # to everyone this machine talks to (a host: every guest but `except`; a guest: the host)