{
  "context": "Evaluates whether the solution uses cacache's integrity and size enforcement knobs to implement the cache helper: enforcing digests, honoring allowed algorithms, leveraging precomputed integrity emitters, and reporting verified metadata. Scoring is entirely about correct, explicit use of cacache APIs for integrity/size control rather than general code quality.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Write integrity check",
      "description": "Uses cacache.put or cacache.put.stream with opts.integrity to validate stored bytes and surfaces the library's EINTEGRITY error on digest mismatch.",
      "max_score": 25
    },
    {
      "name": "Integrity emitter reuse",
      "description": "Accepts and forwards opts.integrityEmitter into cacache.put.stream (or equivalent streaming path) to reuse external hashing without re-computing, returning the digest emitted by that integrityEmitter.",
      "max_score": 20
    },
    {
      "name": "Size guard",
      "description": "Supplies opts.size to cacache.put/cacache.get (or their streaming variants) so oversized/undersized payloads raise EBADSIZE before data is returned or persisted.",
      "max_score": 20
    },
    {
      "name": "Algorithm allowlist",
      "description": "Passes opts.algorithms to cacache.get or cacache.get.stream to accept only permitted digests and resolves to a variant that matches the allowlist.",
      "max_score": 20
    },
    {
      "name": "Verified metadata",
      "description": "Propagates cacache's returned integrity/size (and algorithm where applicable via get info/metadata) to callers so they know which digest validated the operation.",
      "max_score": 15
    }
  ]
}