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docs/api/routes/smallthumb/get.md

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+# `GET /smallthumb/{fullHash}`
+
+Protected. Requires a valid session cookie (`credentials: 'include'`).
+
+Small thumb image by hash
+
+Returns the small thumb AVIF (40px max edge) for `pic.hash` (fullHash — not thumbhash).
+Auth via article category access. Browser-cacheable (`private`, `immutable`, `ETag`).
+
+
+## Path parameters
+
+| Param | Required | Type | Description |
+|-------|----------|------|-------------|
+| `fullHash` | yes | string | 8-char alphanumeric hash of the full image bytes |
+
+## Response `200`
+
+AVIF small thumb bytes
+
+## Errors
+
+| Status | Description |
+|--------|-------------|
+| 304 | Not modified (If-None-Match matched ETag) |
+| 400 | Invalid hash — `{"error":"…"}` |
+| 401 | Unauthorized — `{"error":"…"}` |
+| 403 | Not authorized — `{"error":"…"}` |
+| 404 | Image not found — `{"error":"…"}` |
+
+---
+
+_Generated from `@openapi` JSDoc. Do not edit by hand — run `npm run docs:api`._