$ headless-seo-check http://127.0.0.1:4311 --urls /noindex-meta,/noindex-header,/noindex-conflict,/canonical-self,/canonical-other --json
--- stdout+stderr ---
headless-seo-check: checking http://127.0.0.1:4311 …
headless-seo-check: 5 of 5 URLs selected, from --urls
{
  "tool": "headless-seo-check",
  "version": "0.1.0",
  "checked_at_unix": 1786210243,
  "interrupted": false,
  "notes": [],
  "fatal": null,
  "site": "http://127.0.0.1:4311",
  "discovery": {
    "source": "--urls",
    "total": 5,
    "checked": 5
  },
  "pages": [
    {
      "url": "http://127.0.0.1:4311/noindex-meta",
      "outcome": "checked",
      "status": 200,
      "ttfb_ms": 0,
      "render_mode": "static",
      "words": 324,
      "internal_links": 17,
      "findings": [
        {
          "kind": "noindex-meta",
          "severity": "warn",
          "message": "<meta robots> says noindex, yet this URL is offered for crawling",
          "detail": [
            "<meta robots content=\"noindex, nofollow\">"
          ]
        },
        {
          "kind": "canonical-missing",
          "severity": "warn",
          "message": "no canonical link in the served HTML"
        }
      ]
    },
    {
      "url": "http://127.0.0.1:4311/noindex-header",
      "outcome": "checked",
      "status": 200,
      "ttfb_ms": 0,
      "render_mode": "static",
      "words": 326,
      "internal_links": 17,
      "findings": [
        {
          "kind": "noindex-header",
          "severity": "error",
          "message": "blocked from indexing by a response header that does not appear in the page source",
          "detail": [
            "X-Robots-Tag: noindex, nofollow"
          ]
        },
        {
          "kind": "canonical-missing",
          "severity": "warn",
          "message": "no canonical link in the served HTML"
        }
      ]
    },
    {
      "url": "http://127.0.0.1:4311/noindex-conflict",
      "outcome": "checked",
      "status": 200,
      "ttfb_ms": 1,
      "render_mode": "static",
      "words": 325,
      "internal_links": 17,
      "findings": [
        {
          "kind": "noindex-header",
          "severity": "error",
          "message": "blocked from indexing by a response header that does not appear in the page source",
          "detail": [
            "X-Robots-Tag: noindex, nofollow"
          ]
        },
        {
          "kind": "indexability-conflict",
          "severity": "error",
          "message": "the header and the HTML disagree about indexing, and the header is the one that counts",
          "detail": [
            "X-Robots-Tag: noindex, nofollow",
            "<meta name=\"robots\" content=\"index, follow\">"
          ]
        },
        {
          "kind": "canonical-missing",
          "severity": "warn",
          "message": "no canonical link in the served HTML"
        }
      ]
    },
    {
      "url": "http://127.0.0.1:4311/canonical-self",
      "outcome": "checked",
      "status": 200,
      "ttfb_ms": 1,
      "render_mode": "static",
      "words": 324,
      "internal_links": 17,
      "findings": []
    },
    {
      "url": "http://127.0.0.1:4311/canonical-other",
      "outcome": "checked",
      "status": 200,
      "ttfb_ms": 1,
      "render_mode": "static",
      "words": 327,
      "internal_links": 17,
      "findings": [
        {
          "kind": "canonical-elsewhere",
          "severity": "info",
          "message": "canonical points at another page",
          "detail": [
            "http://127.0.0.1:4311/static"
          ]
        }
      ]
    }
  ],
  "summary": {
    "checked": 5,
    "dynamic": 0,
    "unclear": 0,
    "noindex_header": 2,
    "hreflang_drift": 0,
    "hreflang_dead_target": 0,
    "empty_html": 0,
    "sitemap_errors": 0,
    "unreachable": 0,
    "blocking": 3
  },
  "warnings": 4,
  "exit_code": 1
}
--- exit code: 1 ---