Function api

packages/blitz-next/src/index-server.ts:220–234

(
      handler: BlitzAPIHandler<TResult>,
    )

  const api =
    <TResult = Promise<void> | void>(
      handler: BlitzAPIHandler<TResult>,
    ): NextApiHandler<TResult | void> =>
    async (req, res) => {
      try {
        return await handleRequestWithMiddleware(req, res, [
          ...middlewares,
          (req, res) => handler(req, res, res.blitzCtx),
        ])
      } catch (error: any) {
        onError?.(error)
        const formattedError = formatError?.(error) ?? error
        return res.status(400).send(formattedError)
      }
    }

  return {gSSP, gSP, api, ...pluginExports}
}