Fix the scoreboard and add blocks mined also on it please...

[_MyFamily_]

so i need to fix this scoreboard the kills and deaths dont refresh when i die or i kill someone please fix it and add blocks mined if you can please

on join:
  if {kills::%player's uuid%} is not set:
    set {kills::%player's uuid%} to 0
  if {deaths::%player's uuid%} is not set:
    set {deaths::%player's uuid%} to 0
  while player is online:
    set title of player's scoreboard to "&6&lSupremeBox"
    set line 10 of player's scoreboard to "&3&lPLAYER:"
    set line 9 of player's scoreboard to "&c&lPlayer: &b%player%"
    set line 8 of player's scoreboard to " "
    set line 7 of player's scoreboard to "&c&lKills: %{kills::%player's uuid%}%"
    set line 6 of player's scoreboard to " "
    set line 5 of player's scoreboard to "&c&lDeaths: %{deaths::%player's uuid%}%"
    set line 4 of player's scoreboard to " "
    set line 3 of player's scoreboard to "&3&lServer:"
    set line 2 of player's scoreboard to "  &c&lOnline: &c&l%number of all players%&c&l/&c&l%max players%"
    set line 1 of player's scoreboard to "SupremeBox.minehut.gg"
    wait 1 second