GetFeatureSupportLevel returns the SupportLevel for a feature.

GetTestSupportLevel returns the SupportLevel for a conformance test.

Core features are portable and expected to be supported by every implementation of Gateway-API.

Extended features are those that are portable but not universally supported across implementations.

EnvoyGatewaySuite is the conformance suite configuration for the Gateway API.

ExtendedFeatures is a list of supported Gateway-API features that are considered Extended.

SkipTests is a list of tests that are skipped in the conformance suite.

SupportLevel represents the level of support for a feature.