chore(server): Add ServerIoStream type #3759

Job	Run time
cargo-deny check	21s
clippy	53s
Check MSRV	39s
codegen	30s
check (ubuntu-latest)	2m 18s
rustfmt	7s
test (ubuntu-latest)	3m 3s
check (macOS-latest)	2m 32s
Check unused dependencies	3m 44s
test (macOS-latest)	2m 47s
check (windows-latest)	4m 59s
test (windows-latest)	5m 26s
check-external-types	42s
Interop Tests (ubuntu-latest)	56s
semver	1m 7s
Interop Tests (macOS-latest)	56s
Interop Tests (windows-latest)	2m 31s
	33m 31s

Provide feedback