{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://paperclip.dev/schemas/prp/v1/workspace-file-reference.schema.json",
  "title": "Paperclip workspace file reference",
  "type": "object",
  "required": ["schema", "referenceId", "source", "path", "displayName", "mediaType", "presentation", "line", "preview", "previewTruncated", "contentDigest"],
  "properties": {
    "schema": { "const": "paperclip.workspace.file_reference.v1" },
    "referenceId": { "type": "string", "minLength": 1, "maxLength": 240 },
    "source": { "enum": ["harness_reported", "runner_verified"] },
    "path": { "type": "string", "minLength": 1, "maxLength": 1024, "pattern": "^(?!/)(?!.*(?:^|/)\\.\\.(?:/|$)).+$" },
    "displayName": { "type": "string", "minLength": 1, "maxLength": 255 },
    "mediaType": { "type": ["string", "null"], "maxLength": 160 },
    "presentation": { "enum": ["document", "code", "image", "generic"] },
    "line": { "type": ["integer", "null"], "minimum": 1 },
    "preview": { "type": ["string", "null"], "maxLength": 262144 },
    "previewTruncated": { "type": "boolean" },
    "contentDigest": {
      "oneOf": [
        { "type": "null" },
        { "type": "string", "pattern": "^sha256:[a-f0-9]{64}$" }
      ]
    }
  },
  "additionalProperties": false
}