* fix: preserve provider failures and decode POST evidence
Keep failed, rate-limited, malformed, and partial outcomes visible across ten provider adapters so saved hostname comparisons do not infer reliable absence. Restore DeHashed and Leak-Lookup JSON response decoding.
Refs #358, #359
* docs: document released 4.11 automation migrations
Address #361 with launcher, route, request, response, source, and DNS resolver migrations verified against the 4.11.1 tag.
* fix: own provider sessions across related requests