[WIP]Support matching root path "/"

grpc-ecosystem / grpc-httpjson-transcoding

Transcoding to provide HTTP/JSON interface for gRPC Service

Apache License 2.0

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Closed TAOXUY closed 3 years ago

TAOXUY commented 3 years ago

This PR is to support grpc-json transcoding on root path.

Unblock: https://github.com/envoyproxy/envoy/issues/14561

Risk: low as it is the same as the one in ESPv2

Tests: unit tests have been added and will add the integration tests in the follow-up envoy PR.