System contract for registering external callbacks to be executed at the end of a batch. [WIP] #2135
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| # Public Callbacks Contract | |||
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| The PublicCallbacks contract provides a mechanism for registering and executing callbacks in a gas-efficient manner. It is designed to be used by contracts that need to hide their gas cost whenever executing something and make the state change immutable if proxied. | |||
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not only hide gas cost. Also make the action impossible to revert if the result is not positive
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Why this change is needed
In order to implement privacy sensitive games for gas we need a new system contract that enables registering callbacks to be called at the end of a batch from the system
What changes were made as part of this PR
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