# `GET /category/tree`

Protected. Requires a valid session cookie (`credentials: 'include'`).

Category tree

Returns the category tree for the authenticated user's selected company.

## Response `200`

Tree and article count for the selected company

```json
{
  "languageId": 1,
  "tree": [
    {
      "id": 1,
      "parentId": 1,
      "sort": 1,
      "name": "…",
      "slug": "…",
      "fullHash": "…",
      "thumbW": 1,
      "thumbH": 1,
      "thumbHash": "…",
      "articleCount": 1,
      "posterminalIds": [
        1
      ]
    }
  ],
  "articleCount": 1
}
```

## Errors

| Status | Description |
|--------|-------------|
| 400 | No company selected — `{"error":"…"}` |
| 401 | Unauthorized — `{"error":"…"}` |
| 403 | Not authorized — `{"error":"…"}` |
| 404 | Company not found — `{"error":"…"}` |

---

_Generated from `@openapi` JSDoc. Do not edit by hand — run `npm run docs:api`._