message: docs: add documentation for new deploy input
diff: @@ -430,6 +430,7 @@ The fourth cache behaviour handles next API requests `api/*`.
  | useServerlessTraceTarget | `boolean` | `false` | Use the experimental-serverless-trace target to build your next app. This is the same build target that Vercel Now uses. See this [RFC](https://github.com/vercel/next.js/pull/8246) for details. |
  | logLambdaExecutionTimes | `boolean` | `false` | Logs to CloudWatch the default handler performance metrics. |
  | minifyHandlers | `boolean` | `false` | Use minified handlers to reduce code size. |
  +| deploy | `boolean` | `true` | Whether to deploy resources to AWS. Useful if you just need the Lambdas and assets but want to deploy them yourself (available in latest alpha). |
  Custom inputs can be configured like this:
  