USAGE:
  sediment report attribution-share [-h] [--org ORG] --target-margin TARGET_MARGIN
                                    [--window-days WINDOW_DAYS]
                                    [--baseline-window-days BASELINE_WINDOW_DAYS]
                                    [--json] [--database-url DATABASE_URL]
                                    [--mirror-path MIRROR_PATH]

  Report notes-attribution share per repo and flag a material decline against
  a trailing baseline window.

OPTIONS:
  -h, --help            show this help message and exit
  --org ORG             org id (default: $SEDIMENT_ORG_ID)
  --target-margin TARGET_MARGIN
                        target CI half-width in raw proportion points for the
                        decline verdict's min-cases gate, e.g. 0.1 for +/-10pp
                        (worst-case p=0.5 planner -- see
                        scripts/corpus_sizing.py)
  --window-days WINDOW_DAYS
                        current window width in days (default: 7)
  --baseline-window-days BASELINE_WINDOW_DAYS
                        trailing baseline window width in days (default: 28)
  --json                emit JSON instead of a text report
  --database-url DATABASE_URL
                        PostgreSQL URL (default: $SEDIMENT_DATABASE_URL)
  --mirror-path MIRROR_PATH
                        base dir for git mirrors (default: $SEDIMENT_MIRROR_PATH
                        or './mirrors')
