v2.0.0 Release Candidate 1

Breaking changes

• HummingbirdJobs has been moved into its own repository https://github.com/hummingbird-project/swift-jobs.
• Add FileIdentifier associated type to FileProvider. PR #487
• Use RouterPath instead of String in Router endpoint functions. PR #491
• Environment.shared has been removed.
• DateCache is no longer a public symbol
• MediaType.Category has been converted from an enum to a struct
• Add options field to RouterBuilder and add caseInsensitive option. PR #483
• Deprecated symbols prefixed with HB have now been tagged unavailable. PR #486
• MiddlewareGroup.add returns self to allow for builder pattern. PR #496 from @runhum

Patch release changes

• Router bug fixes. PR #479
• Fixed issue where tracing middleware span names weren't set with the RouterBuilder. PR #480
• FileMiddleware reports the resolved endpoint as "FileMiddleware", to avoid fragmentation of metrics and tracing data. PR #482
• Remove unnecessary @availables where they are testing against older versions of swift that we don't support. PR #490
• Use TaskLocal instead of ServiceContext to store state while running the RouterBuilder result builder. PR #488
• Fix HTTPError serialisation and move error conversion to Response inside the Router. PR #484

Other changes

• Fix Swift 6 concurrency errors in HTTP2 and TransportServices tests. PR #481