link graph audit derived

{
  "input": {
    "body": {
      "pages": [
        {
          "url": "https://example.test/",
          "html": "<html><head><title>Home</title></head><body><a href=\"/widgets/widget-1\">W1</a><a href=\"https://partner.test/x\">partner</a></body></html>"
        },
        {
          "url": "https://example.test/widgets/widget-1",
          "html": "<html><head><title>W1</title></head><body><a href=\"/\">home</a><a href=\"/widgets/widget-4\">W4</a><a href=\"#reviews\">reviews</a><a href=\"mailto:a@example.test\">mail</a></body></html>"
        },
        {
          "url": "https://example.test/widgets/widget-2",
          "html": "<html><head><title>W2</title></head><body><a href=\"https://partner.test/y\">partner</a></body></html>"
        }
      ],
      "entry_urls": [
        "https://example.test/"
      ]
    },
    "type": "http",
    "method": "POST",
    "bodyType": "json"
  },
  "output": {
    "type": "json",
    "example": {
      "pages": [
        {
          "url": "https://example.test/widgets/widget-1",
          "title": "W1",
          "dangling_count": 1,
          "external_link_count": 0,
          "internal_link_count": 3
        },
        {
          "url": "https://example.test/",
          "title": "Home",
          "dangling_count": 0,
          "external_link_count": 1,
          "internal_link_count": 1
        },
        {
          "url": "https://example.test/widgets/widget-2",
          "title": "W2",
          "dangling_count": 0,
          "external_link_count": 1,
          "internal_link_count": 0
        }
      ],
      "limits": {
        "maxPages": 50,
        "maxListed": 200,
        "maxCookies": 100,
        "maxHeaders": 200,
        "maxFindings": 500,
        "maxHtmlBytes": 262144,
        "maxSitemapUrls": 10000,
        "maxSitemapBytes": 1048576
      },
      "passed": false,
      "complete": true,
      "findings": [
        {
          "url": "https://example.test/widgets/widget-1",
          "code": "INTERNAL_LINK_NOT_IN_SET",
          "detail": "https://example.test/widgets/widget-1 links to https://example.test/widgets/widget-4, which is on the same host and was not supplied. It may exist; this says only that it is not in the set."
        },
        {
          "url": "https://example.test/widgets/widget-2",
          "code": "PAGE_HAS_NO_INBOUND_LINK",
          "detail": "https://example.test/widgets/widget-2 is linked from no other supplied page, so a crawler following links alone would not reach it."
        },
        {
          "url": "https://example.test/widgets/widget-2",
          "code": "PAGE_NOT_REACHABLE_FROM_ENTRY",
          "detail": "https://example.test/widgets/widget-2 cannot be reached by following links from the declared entry points."
        }
      ],
      "connected": false,
      "page_count": 3,
      "request_id": "example-request",
      "service_id": "link_graph_audit",
      "assumptions": [
        "Nothing is fetched. The graph is built only from the pages supplied, so a link to a page that exists on the site but was not supplied is reported as not in the set rather than as broken.",
        "Fragments are stripped before matching, because a fragment identifies a position on a page rather than a separate page.",
        "mailto, tel, javascript and data links are not part of a page graph and are skipped."
      ],
      "limitations": [
        "Link structure within the set supplied. Whether any link resolves on the live site is not knowable here, and a larger set gives a different answer.",
        "connected is true only when every page parsed, every internal link pointed inside the set, and every page had an inbound link or was declared an entry point."
      ],
      "observed_at": "2026-10-02T00:00:00.000Z",
      "not_examined": [],
      "orphan_count": 1,
      "finding_count": 3,
      "inbound_counts": {
        "https://example.test/": 1,
        "https://example.test/widgets/widget-1": 2,
        "https://example.test/widgets/widget-2": 0
      },
      "service_version": "1.0.0",
      "findings_by_code": {
        "INTERNAL_LINK_NOT_IN_SET": 1,
        "PAGE_HAS_NO_INBOUND_LINK": 1,
        "PAGE_NOT_REACHABLE_FROM_ENTRY": 1
      },
      "external_link_count": 2,
      "unresolvable_link_count": 0
    }
  }
}