add opt-in anonymous telemetry (#1)

* add opt-in telemetry via @acamarata/telemetry (off by default)

* chore: update lockfile for @acamarata/telemetry devDep

* chore: fix prettier formatting on telemetry import

CHANGELOG.md

@@ -5,6 +5,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.0.4] - 2026-06-13
+
+### Fixed
+- Published package now includes `dist/index.d.mts` so ESM type resolution under `node16`/`nodenext` resolves the import condition.
+
 ## [1.0.3] - 2026-06-10
 
 ### Fixed

TELEMETRY.md

@@ -0,0 +1,8 @@
+# Telemetry Disclosure
+
+This package supports opt-in anonymous usage telemetry via [`@acamarata/telemetry`](https://github.com/acamarata/telemetry).
+
+Telemetry is **off by default**. No data is sent unless you set `ACAMARATA_TELEMETRY=1`.
+
+Full disclosure (what is sent, where it goes, how to disable):
+[github.com/acamarata/telemetry/blob/main/TELEMETRY.md](https://github.com/acamarata/telemetry/blob/main/TELEMETRY.md)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "dayjs-hijri-plus",
-  "version": "1.0.3",
+  "version": "1.0.4",
   "description": "Day.js plugin for Hijri calendar conversion and formatting. Supports Umm al-Qura and FCNA calendars via hijri-core.",
   "author": "Aric Camarata",
   "license": "MIT",
@@ -37,7 +37,7 @@
     "lint": "eslint src/",
     "format": "prettier --write src/",
     "format:check": "prettier --check src/",
-    "prepublishOnly": "tsup",
+    "prepack": "pnpm run build",
     "coverage": "c8 --reporter=lcov --reporter=text node test.mjs",
     "docs": "typedoc --out .github/wiki/api src/index.ts",
     "postbuild": "cp dist/index.d.ts dist/index.d.mts"
@@ -61,6 +61,7 @@
   "devDependencies": {
     "@acamarata/eslint-config": "^0.1.0",
     "@acamarata/prettier-config": "^0.1.0",
+    "@acamarata/telemetry": "^0.1.0",
     "@acamarata/tsconfig": "^0.1.0",
     "@eslint/js": "^10.0.1",
     "@types/node": "^25.3.5",

pnpm-lock.yaml

@@ -14,6 +14,9 @@ importers:
       '@acamarata/prettier-config':
         specifier: ^0.1.0
         version: 0.1.0(prettier@3.8.1)
+      '@acamarata/telemetry':
+        specifier: ^0.1.0
+        version: 0.1.0
       '@acamarata/tsconfig':
         specifier: ^0.1.0
         version: 0.1.0
@@ -87,6 +90,10 @@ packages:
     peerDependencies:
       prettier: '>=3.0.0'
 
+  '@acamarata/telemetry@0.1.0':
+    resolution: {integrity: sha512-iP09ZD0bHencHLbv6kQZDgwN9crLCWGKxmiMrfJjhBCoWTgv4koSgg0Li/LFKwCCFluua6orj9fVeQ8eqcJXSQ==}
+    engines: {node: '>=20'}
+
   '@acamarata/tsconfig@0.1.0':
     resolution: {integrity: sha512-bgzyBak43mE+0HhduZX3cvaPjKcggtGGZZMjr35qtYWolsIWgZ9nx7OOswbVYoU35qoUv6rZ0mTK6GbZ8QTYjw==}
     engines: {node: '>=20'}
@@ -1251,6 +1258,8 @@ snapshots:
     dependencies:
       prettier: 3.8.1
 
+  '@acamarata/telemetry@0.1.0': {}
+
   '@acamarata/tsconfig@0.1.0': {}
 
   '@bcoe/v8-coverage@1.0.2': {}

src/index.ts

@@ -303,3 +303,12 @@ export type { CalendarEngine } from "hijri-core";
  * listCalendars(); // ['uaq', 'fcna', 'my-cal']
  */
 export { registerCalendar, getCalendar, listCalendars } from "hijri-core";
+
+// ── Opt-in anonymous telemetry ────────────────────────────────────────────────
+// Off by default. Enable: ACAMARATA_TELEMETRY=1
+// What is sent + how to disable: https://github.com/acamarata/telemetry/blob/main/TELEMETRY.md
+import("@acamarata/telemetry")
+  .then(({ track }) => track("load", { package: "dayjs-hijri-plus", version: "1.0.4" }))
+  .catch(() => {
+    // telemetry not installed or disabled — that's fine
+  });