Brandon Duffany 548a01754d Fix type on NextApiHandler (#11988) ... * Fix type on NextApiHandler The example [here](https://nextjs.org/docs/api-routes/api-middlewares) shows that `NextApiHandler` can be async, so the return type should be `void | Promise<void>`. * Add TS integration tests for API		2020-04-21 19:14:24 -05:00
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lib	Fix type on NextApiHandler (#11988)	2020-04-21 19:14:24 -05:00
server	Make sure to not show _error without 404 warning in some cases (#12061)	2020-04-21 14:22:39 +02:00