Function onConfig

packages/ai/tests/structured-output-middleware.test.ts:82–84

(ctx, config)

  const middleware: ChatMiddleware = {
    name: 'spy',
    onConfig(ctx, config) {
      configLog.push({ phase: ctx.phase, hook: 'onConfig', config })
    },
    onStructuredOutputConfig(ctx, config) {
      configLog.push({
        phase: ctx.phase,