This happens when you install solana-bankrun and anchor-bankrun at the same time.
npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR!
npm ERR! While resolving: @solana-developers/[email protected]
npm ERR! Found: [email protected]
npm ERR! node_modules/solana-bankrun
npm ERR! solana-bankrun@"^0.3.0" from the root project
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer solana-bankrun@"^0.2.0" from [email protected]
npm ERR! node_modules/anchor-bankrun
npm ERR! anchor-bankrun@"^0.4.0" from the root project