Tests

feat: add `authclient` for VSS JWT auth #138

Job	Run time
Browser Tests	5m 5s
Core Tests on Linux (wasm32-unknown-unknown)	32s
Core Tests on macOS (x86_64-apple-darwin)	1m 34s
Check Formatting	31s
Core Tests on Linux (x86_64-unknown-linux-gnu)	2m 49s
Core Tests on Windows (x86_64-pc-windows-msvc)	3m 23s
Rust Wasm Checks	37s
Core Tests on Windows (i686-pc-windows-msvc)	7m 11s
Build WASM binary	2m 35s
	24m 17s

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