1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17import type { Payload } from 'payload/dist/payload' import type { PluginTypes } from './types' export const onInitExtension = (pluginOptions: PluginTypes, payload: Payload): void => { const { express: app } = payload if (!app) return try { // You can use the existing express app here to add middleware, routes, etc. // app.use(...) } catch (err: unknown) { payload.logger.error({ msg: 'Error in onInitExtension', err }) } }