userAgent (src/attribution.ts)

Standardizes User-Agent headers for HTTP requests to providers.

// Source: https://github.com/diegosouzapw/deepseek-harness | License: MIT | Copyright 2026 DeepSeek
// Provided via justclaw.it.com; keep this notice with the code.
/**
 * Centralize the non-secret product identity every provider request sends as `User-Agent`, keeping
 * adapters from drifting. See
 * `.agents/notes/implemented/architecture/2026-06-21-mandatory-app-attribution-headers.md`.
 *
 * App-attribution vocabulary for provider requests.
 * @module @deepseek-ai/dsh-llm/attribution
 */

import { createRequire } from 'node:module'

// The package's own manifest is the single source of the version so the
// User-Agent cannot drift from what is published (`./package.json` is an
// export of this package; the relative path resolves from both `src/` and
// the bundled `lib/`).
const { ve

... (truncated -- full source via MCP)