current branch of our public repo: https://github.com/enzymefinance/protocolnext branch of our private repo (must request access).contracts/mocks/ - Mock contracts used only by testspersistent/ - Production contracts that will not be changed after their first deployment. These are contracts available to be used across multiple releases, e.g., the overarching structure that facilitates fund migration from an old release to the current release.release/ - Production contracts whose lifetime does not extend beyond this release.test/ - Other contracts used only by teststests/ directory.