Release 4.0

[jerelmiller]

Staging branch for all 4.0 changes

[svc-apollo-docs]

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Build ID: 7c1e3325e91f9e6e896fc41e

[changeset-bot]

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Latest commit: b845906

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[pkg-pr-new]

npm i https://pkg.pr.new/apollographql/apollo-client/@apollo/client-graphql-codegen@12201

npm i https://pkg.pr.new/apollographql/apollo-client/@apollo/client@12201

commit: b845906

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[github-actions]

size-limit report 📦

Path	Size
dist/apollo-client.min.cjs	0 B (-100% 🔽)
import { ApolloClient, InMemoryCache, HttpLink } from "@apollo/client" (CJS)	42.62 KB (-16.09% 🔽)
import { ApolloClient, InMemoryCache, HttpLink } from "@apollo/client" (production) (CJS)	37.73 KB (-21.2% 🔽)
import { ApolloClient, InMemoryCache, HttpLink } from "@apollo/client"	32.55 KB (-10.4% 🔽)
import { ApolloClient, InMemoryCache, HttpLink } from "@apollo/client" (production)	26.97 KB (-20.05% 🔽)
import { ApolloProvider } from "@apollo/client/react"	5.7 KB (+353.31% 🔺)
import { ApolloProvider } from "@apollo/client/react" (production)	960 B (-24.41% 🔽)
import { useQuery } from "@apollo/client/react"	7.48 KB (-25.88% 🔽)
import { useQuery } from "@apollo/client/react" (production)	2.72 KB (-69.87% 🔽)
import { useLazyQuery } from "@apollo/client/react"	6.95 KB (-26.7% 🔽)
import { useMutation } from "@apollo/client/react"	6.52 KB (+80.26% 🔺)
import { useMutation } from "@apollo/client/react" (production)	1.75 KB (-38.21% 🔽)
import { useSubscription } from "@apollo/client/react"	6.63 KB (+49.75% 🔺)
import { useSubscription } from "@apollo/client/react" (production)	1.86 KB (-46.68% 🔽)
import { useSuspenseQuery } from "@apollo/client/react"	8.49 KB (+44.16% 🔺)
import { useSuspenseQuery } from "@apollo/client/react" (production)	3.73 KB (-18.04% 🔽)
import { useBackgroundQuery } from "@apollo/client/react"	8.22 KB (+52.8% 🔺)
import { useBackgroundQuery } from "@apollo/client/react" (production)	3.5 KB (-13.37% 🔽)
import { useLoadableQuery } from "@apollo/client/react"	8.54 KB (+56.23% 🔺)
import { useLoadableQuery } from "@apollo/client/react" (production)	3.81 KB (-7.45% 🔽)
import { useReadQuery } from "@apollo/client/react"	6.45 KB (+87.84% 🔺)
import { useReadQuery } from "@apollo/client/react" (production)	1.68 KB (-50.08% 🔽)
import { useFragment } from "@apollo/client/react"	6.49 KB (+174.76% 🔺)
import { useFragment } from "@apollo/client/react" (production)	1.74 KB (-24.75% 🔽)
import { useLazyQuery } from "@apollo/client/react" (production)	2.19 KB (+100% 🔺)