* FrontendService: Add tracing and logging middleware
* tests!
* middleware tests
* context middleware test
* revert http_server back to previous version
* fix lint
* fix test
* use http.NotFound instead of custom http handler
* use existing tracer for package
* use otel/trace.Tracer in request_tracing middleware
* tidy up tracing in contextMiddleware
* fix 404 test
* remove spans from contextMiddleware
* comment
Ashley Harrison
Josh Hunt