Please follow up to: https://github.com/Effect-TS/morphic/tree/master/packages/morphic
We recommend the usage of yarn and if you hthe usage of yarn workspaces that handles by default hoisting of dependencies:
yarn add @effect-ts/system @effect-ts/tracing-utils @effect-ts/core @effect-ts/monocle @effect-ts/morphic fast-equals fast-check