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synapse/tests
Kegan Dougal 0088e43da7 MSC4242: State DAGs (fed client) (#20127)
Split out from https://github.com/element-hq/synapse/pull/19425

- Add federation support for MSC4242 fields in `/send_join` and
`/get_missing_events`
- Move the gate preventing joining MSC4242 rooms higher in the call
stack


Part of a series of 5x PRs to land the federation part of MSC4242
(storage, fedclient, serving, inbound-joins, inbound-pulls).


### Pull Request Checklist

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The entry should:
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* [x] [Code
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correct (run the
[linters](https://element-hq.github.io/synapse/latest/development/contributing_guide.html#run-the-linters))
2026-09-04 08:08:38 +00:00
..
2026-06-02 11:05:38 +01:00