NewStatsContext creates a new context for recording metrics using OpenCensus.

CodeTag holds the status code for the context.

CollectionTag holds the collection for the context.

ConnectionIDTag holds the connection ID for the context.

ErrorCodeTag holds the gRPC error code for the context.

ErrorTag holds the error string for the context.

StatsContext enables metric collection backed by OpenCensus.

Reporter is used to report metrics for an MCP server.