fix: couple swapper addresses to the chain ID (Finding 5) #40
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`<T>Swapper` constructors now require the current chain ID as their second parameter, which they `assert()` as correct because the `<T>SwapperDeployer` always sends the correct ID. Despite the redundant behaviour, the swapper address is now coupled to the particular chain because the ID is used in predicting the CREATE2 address. Note: this still requires testing of the unhappy path.
ARR4N
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<T>Swapperconstructors now require the current chain ID as their second parameter, which theyassert()as correct because the<T>SwapperDeployeralways sends the correct ID. Despite the redundant behaviour, the swapper address is now coupled to the particular chain because the ID (a constructor argument) is used in predicting the CREATE2 address.