@apollo/client

Bumps TypeScript to 4.9.4 (previously 4.7.4) and updates types to account for changes in TypeScript 4.8 by propagating contstraints on generic types. Technically this makes some types stricter as attempting to pass null|undefined into certain functions is now disallowed by TypeScript, but these were never expected runtime values in the first place.

Modify BatchHttpLink to have a separate timer for each different batch key

Improve performance of local resolvers by only executing selection sets that contain an @client directive. Previously, local resolvers were executed even when the field did not contain @client. While the result was properly discarded, the unncessary work could negatively affect query performance, sometimes signficantly.