@wgtechlabs/summary-engine

Deterministic summary extraction and title generation for support integrations.

Features

• Deterministic, no AI/network dependency
• Tunable extraction/scoring rules
• Presets for Telegram, WhatsApp, and Discord
• Bun-native test suite
• CLI preview mode for fast tuning

Runtime and Toolchain

• Runtime target: Node.js 26
• Supported runtime versions: Node.js 22, 24, 26
• Toolchain: Bun + Biome + bun test

Install

bun add @wgtechlabs/summary-engine

Quick Use

import { buildTitle, telegramPreset } from "@wgtechlabs/summary-engine";

const title = buildTitle(
  {
    summary:
      "A subset of users cannot complete password reset because reset links intermittently return token expired.",
    customerName: "Acme Corp"
  },
  telegramPreset
);

console.log(title);
// [Telegram] Cannot complete password reset

API

buildTitle(input, config?)

Builds a full title string with fallback order:

1. Prefix + extracted summary
2. Prefix + customer + fallback suffix
3. Prefix + fallback new ticket

extractSummary(summary, config?)

Extracts a compact issue-focused summary clause from noisy support text.

createEngine(config?)

Creates a reusable engine instance with shared config.

CLI Preview

bun run preview --summary "I need help with my account login, I can't login for some reason" --customer "Acme Corp" --platform telegram

Scripts

bun run build
bun run typecheck
bun run lint
bun run test
bun run preview

License

GPL-3.0