Tests

feat: add `authclient` for VSS JWT auth #123

Job	Run time
Check Formatting	38s
Browser Tests	5m 30s
Core Tests on macOS (x86_64-apple-darwin)	1m 7s
Core Tests on Linux (wasm32-unknown-unknown)	29s
Core Tests on Windows (x86_64-pc-windows-msvc)	3m 31s
Core Tests on Linux (x86_64-unknown-linux-gnu)	1m 6s
Rust Wasm Checks	40s
Core Tests on Windows (i686-pc-windows-msvc)	5m 17s
Build WASM binary	2m 57s
	21m 15s

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