Add extension-update-test and pg-upgrade-stepwise CI jobs - #19

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jnasbyupgrade wants to merge 3 commits into

u-and-u-extension-update-ci

Commits on Aug 11, 2026

ci: wire up extension-update-test (0.1.0 -> stable) via bin/test_existing

jnasbyupgrade
and
claude
committed
d1bce25
ci: add pg-upgrade-stepwise (§6c-bis) -- binary pg_upgrade climb 12→18
jnasbyupgrade
committed
8918977
ci: document the pg-upgrade-stepwise known failure in-repo
jnasbyupgrade
committed
e940f8c