"noUncheckedSideEffectImports": true

    "noUncheckedSideEffectImports": true,
    "noImplicitReturns": true,
    "exactOptionalPropertyTypes": true

    "noImplicitReturns": true,
    "exactOptionalPropertyTypes": true,

const authenticate = async (c: Context<{ Bindings: Env }>, next: () => Promise<void>) => {

const authenticate = async (c: Context<{ Bindings: Env }>, next: () => Promise<void>): Promise<Response | void> => {

  totalFiles?: number;

  totalFiles?: number | undefined;