chore(merge): merge main into develop

Backports two softlock fixes and playtime regression fix from main.
Also removes handleMsgMhfEnterTournamentQuest from the nil-stub test
list — it's a real DB-backed handler and has its own dedicated test.

network/mhfpacket/msg_batch_parse_test.go

@@ -1594,7 +1594,6 @@ func TestBatchParseNotImplemented(t *testing.T) {
 		&MsgSysDispObject{}, &MsgSysHideObject{},
 		&MsgMhfServerCommand{}, &MsgMhfSetLoginwindow{}, &MsgMhfShutClient{},
 		&MsgMhfUpdateGuildcard{},
-		&MsgCaExchangeItem{},
 	}
 
 	for _, pkt := range packets {