rad changed command reference

Usage: rad changed [options]

Analyze source files selected from Git changes.

Options:
  --repo-root <path>      Repository root. Defaults to the current working directory.
  --since-ref <ref>      Compare against a git ref such as origin/main or HEAD~3.
  --include-staged       Include staged git changes when no --since-ref is provided.
  --include-unstaged     Include unstaged git changes when no --since-ref is provided.
  --exclude <pattern>    Exclude matching source files. May be repeated; also reads .muttignore.
  --dry-run              Print the generated plan without submitting it.
  --budget <count>        Limit mutation candidates in the generated plan.
  --allow-broad-tests     Allow a broad test set when narrow selection fails.
  --json                 Render JSON output.