feat(server): add rate-limited API auth and audit logs #361

Job	Run time
mutation	1m 52s
Coverage (llvm-cov)	1m 28s
cargo-deny (advisories + licenses)	24s
lint	1m 20s
version	5s
test (ubuntu-latest)	38s
test (windows-latest)	41s
test (macos-latest)	37s
security	29s
	7m 34s

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