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1. submitted, haven't got any response yet 2. ah, lemme update my pr description

Make sense. Did not notice that RepoDeps and RepoUsers are used in `list` template. Deliberately changed the behavior of RepoUsers. The first thought was recursive calling on RepoDeps needs to...

- still decide to do recursively tracing in a relatively low-level function to avoid dealing with rm-duplicates issue repeatedly. - IMHO `traceRepos` is more appropriate than `traceDeps` as being used...

Hi, I've just tried the `example_fix` branch following [Usage Doc](https://oidcop.readthedocs.io/en/latest/contents/usage.html#authentication-examples). Login works fine but Logout failed with `{"error": "invalid_request", "error_description": "'token'"}` on `https://127.0.0.1:5000/session`