action posthog_signals_report_artefacts_diff {
  label: "Fetch the diff for a commit artefact"
  description: "Fetch the unified diff of a `commit` artefact's branch against the repository default branch via the team's GitHub integration — using the branch's current tip so the diff reflects the latest state of the work, not just the single recorded commit."
  provider: posthog
  method: GET
  path: "/api/projects/{project_id}/signals/reports/{report_id}/artefacts/{id}/diff/"
  encoding: json
  input: {
    type: "object"
    properties: {
      id: {
        type: "string"
        format: "uuid"
      }
      report_id: {
        type: "string"
        format: "uuid"
      }
    }
    required: ["id", "report_id"]
    additionalProperties: false
  }
  output: {
    type: "object"
    description: "Response for the `commit` artefact diff endpoint — the commit's branch rendered against the\nrepository default branch."
    required: ["diff", "truncated"]
    properties: {
      diff: {
        type: "string"
        description: "Unified diff (patch) text of the branch against the repository default branch, from the GitHub compare API."
      }
      truncated: {
        type: "boolean"
        description: "True when the diff was too large to return in full and has been truncated."
      }
    }
  }
}