Add delete-existing-comments option#57

bertonjulian wants to merge 7 commits intoanthropics:mainanthropics/claude-code-security-review:mainfrom

bertonjulian:fix/post-new-findings-with-existing-commentsbertonjulian/claude-code-security-review:fix/post-new-findings-with-existing-commentsCopy head branch name to clipboard