Override scores only with positive values

orochi/bot.py

@@ -469,6 +469,9 @@ async def override(ctx: commands.Context, player_name: str, target_score: int):
     """
     game: Game = Game.INSTANCE
 
+    if target_score <= 0:
+        return await ctx.reply("Le score désiré doit valoir au moins 1.")
+
     for player in game.players.values():
         if player.name.lower() == player_name.lower():
             current_player = player