DefaultMetrics installs the default prometheus metrics handler.

Index provides a webservice for the http root / listing all known paths.

MetricsWithReset install the prometheus metrics handler extended with support for the DELETE method which resets the metrics.

OpenAPI installs spec endpoints for each web service.

Profiling adds handlers for pprof under /debug/pprof.

Swagger installs the /swaggerapi/ endpoint to allow schema discovery and traversal.

SwaggerUI exposes files in third_party/swagger-ui/ under /swagger-ui.

Version provides a webservice with version information.