synapsecns / synapse-contracts / 5427919227

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Feat: synapse CCTP (#248)

* Basic encoding library for CCTP requests

* Add encoding/decoding tests

* Add (currently failing) tests with invalid data

* Check the payload length prior to decoding

* Library for deploying Minimal Forwarder

* Implement call forwarding

* Chore: add some extra docs

* Forward calls with value

* Docs for the raw bytecode

* Chore: move mocks into cctp directory

* Chore: fix & prettify bytecode tables

* Enable coverage for Request library

* Coverage for decoding unknown version of request

* Enable coverage for MinimalForwarder

* Add CCTP interfaces and events

* First draft for Synapse CCTP interface/events

* First draft for CCTP integration

* Chore: improve the documentation

* Chore: add flatten.sh

* Consistent naming for build:go script

* sol-merger -> forge flatten

* Add CCTP contracts to build:go script

* Add TypeCasts harness

* Implement kappa hashing

* CCTP forwarding logic + address prediction

* Logic for getting local Circle token address

* MVP implementation to get the tests started

* Add CCTP mocks for testing

* Base CCTP setup test

* Getters for expected test data

* Update CCTP mocks to emit events

* Add first CCTP test

* Fix: token pulling and approving

* Fix: don't send to domains with no Synapse CCTP

* Setup remote SynCCTP deployments

* Fix incorrect test

* Fix: check for empty token

* Add base receive test

* Add security tests for receveing Circle tokens

* Emit more stuff for the indexer

* Add failing test where MessageTransmitter returns false instead of reverting

* Fix: check if `receiveMessage()` returns true

* Store domain + deployment for remote chainId

* Use chainId instead of CCTP domain

* Adjust existing tests to chainId changes

* Add signature event to Circle Mock

* Add swap logic

* Flexible approval logic + approve before swapping

* Include two asset pools in the... (continued)

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