The command syntax order of /item is inconsistent
The command syntax of /item is inconsistent with some other similar commands (especially /loot). The current order can also be problematic in the future if someone wants to expand it.
Current behavior
/item block ~ ~ ~ container.0 replace ...
Expected behavior
/item replace block ~ ~ ~ container.0 ...
Other commands to compare
/loot replace block ~ ~ ~ container.0 ...
/data modify block ~ ~ ~ ...