GetOptions
interface
An options object that configures the behavior of get() calls on DocumentReference and Query. By providing a GetOptions object, these methods can be configured to fetch results only from the server, only from the local cache or attempt to fetch results from the server and fall back to the cache (which is the default).
Properties
source
</>Describes whether we should get from server or cache.
source: "default" | "server" | "cache";