usage: pactkit evidence-measure [-h] [--story STORY] [--json] [--record]
                                [--declared NAME=BOOL] [--max-files MAX_FILES]

options:
  -h, --help            show this help message and exit
  --story STORY         Story ID (default: active story)
  --json
  --record              Write the block into the verification record
  --declared NAME=BOOL  Agent-declared adequacy signal, recorded with
                        provenance=declared and never as a measurement
  --max-files MAX_FILES
                        Bound on source files the negative-control run mutates
