Faster partial join to room with complex auth graph #80

Job	Run time
lint-crlf	4s
check-lockfile	7s
changes	2s
lint-newsfile	32s
check-signoff / signoff	2s
check-sampleconfig	44s
check-schema-delta	45s
lint	55s
Typechecking	56s
lint-pydantic	49s
lint-clippy	0s
lint-clippy-nightly	0s
lint-rustfmt	0s
linting-done	1s
calculate-test-jobs	5s
trial-olddeps	6m 43s
portdb (3.8, 11)	3m 12s
complement (monolith, SQLite)	12m 24s
trial-pypy	0s
portdb (3.11, 15)	2m 58s
complement (monolith, Postgres)	12m 56s
complement (workers, Postgres)	19m 55s
cargo-bench	0s
cargo-test	0s
trial (3.8, sqlite, all)	4m 11s
sytest (focal)	8m 2s
trial (3.8, postgres, 11, all)	9m 55s
sytest (focal, postgres)	9m 43s
trial (3.8, sqlite)	3m 49s
sytest (focal, multi-postgres, workers)	13m 14s
sytest (focal, multi-postgres, workers, asyncio)	19m 30s
export-data	2m 0s
tests-done	1s
	2h 13m 35s

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