v2.1.28

Commits

• 24b4ec3 release: 2.1.28
• 4141947 test: a github.com file link answering 5xx is decided on raw.githubusercontent.com
• 8e08b45 test(F-960): the hygiene e2e holds its window open while it builds the probes
• 8f40c79 test(F-962): S2 reaches into the killed sibling's browser by naming its tab
• a4fa492 test(F-961): the leftover POSIX SingletonLock names THIS host
• f69b69e fix(F-962): a session's binding table is bounded; navigate's miss carries F-961's relaunch hint
• 0bb952e fix(F-961): the shared fleet browser relaunches after a close, and concurrent spawns launch one browser
• 2b97c95 fix(F-960): the liveness heartbeat no longer mints a session and a connection per beat
• ef382b0 fix(F-962): each session's page tools act on its own tab, never another session's