Math.random is forbidden in redux paradigm

[HawkeyePierce89]

preact-redux-example/src/store.js

Line 6 in 66590ec

id: Math.random().toString(36).substring(2),

the reducer must be pure. Given the same arguments, it should calculate the next state and return it. No surprises. No side effects. No API calls. No mutations. Just a calculation

https://redux.js.org/basics/reducers#handling-actions