ADR 031: Homedb Cache (Bolt 5.8) #1115
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The feature is a left-over from the old home db cache spike
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Introducing support for Bolt 5.8, which (among other things) makes the server echo back the resolved home/default db on starting a transaction as well as a connection hint whether server-side routing (SSR) is enabled. If so, the echoed db can be used together with an optimistic home db cache to guess a client-side route (optimistic routing - falling back to SSR on wrong guesses). This feature saves a round-trip under the following conditions:
Depends on (re-run CI after merge):