- SheetExtractorAgent accepts top-level array responses as the objects array instead of discarding them (recovered the failure mode behind 16/38 failed sheets on job 475a6f184dd1) - Second-chance compact retry per page before declaring extraction failed - call_json: reasoning_effort param (cloud-only extra_body), finish_reason capture + explicit max_tokens log line, finish_reason in raw dumps, cache key covers reasoning_effort - EXTRACT_MAX_TOKENS default 16384 -> 32768 (Gemini thinking tokens count against the cap); new EXTRACT_REASONING_EFFORT=low default for extract - tests: 5 new fallback-ladder tests