feat: automatic release process

.eslintrc

@@ -0,0 +1,14 @@
+{
+    "rules": {
+        "indent": 0,
+        "no-await-in-loop": 0,
+        "require-atomic-updates": 0
+    },
+    "globals": {
+        "BigInt": true
+    },
+    "extends": ["nodemailer", "prettier"],
+    "parserOptions": {
+        "ecmaVersion": 2020
+    }
+}

.github/workflows/release.yaml

@@ -0,0 +1,36 @@
+on:
+    push:
+        branches:
+            - master
+
+permissions:
+    contents: write
+    pull-requests: write
+    id-token: write
+
+name: release
+jobs:
+    release-please:
+        runs-on: ubuntu-latest
+        steps:
+            - uses: googleapis/[email protected]
+              id: release
+              with:
+                  release-type: node
+
+            # The logic below handles the npm publication:
+            - uses: actions/checkout@v4
+              # these if statements ensure that a publication only occurs when
+              # a new release is created:
+              if: ${{ steps.release.outputs.release_created }}
+            - uses: actions/setup-node@v4
+              with:
+                  node-version: 20
+                  registry-url: "https://registry.npmjs.org"
+              if: ${{ steps.release.outputs.release_created }}
+            - run: npm ci
+              if: ${{ steps.release.outputs.release_created }}
+            - run: npm publish --provenance --access public
+              env:
+                  NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}
+              if: ${{ steps.release.outputs.release_created }}

.github/workflows/test.yml

@@ -0,0 +1,23 @@
+name: Run tests
+
+on:
+    push:
+    pull_request:
+
+jobs:
+    test:
+        strategy:
+            matrix:
+                node: [20.x, 22.x]
+                os: [ubuntu-20.04]
+        runs-on: ${{ matrix.os }}
+
+        steps:
+            - uses: actions/checkout@v4
+            - name: Use Node.js ${{ matrix.node }}
+              uses: actions/setup-node@v4
+              with:
+                  node-version: ${{ matrix.node }}
+            - run: npm install
+            - name: Run tests
+              run: npm test

.gitignore

@@ -1,18 +1,2 @@
-lib-cov
-*.seed
-*.log
-*.csv
-*.dat
-*.out
-*.pid
-*.gz
-
-pids
-logs
-results
-
-npm-debug.log
 node_modules
-.DS_Store
-
-events/*.js
+.DS_Store

.ncurc.js

@@ -0,0 +1,10 @@
+module.exports = {
+    upgrade: true,
+    reject: [
+        // Block package upgrades that moved to ESM
+        'chai',
+        // API changes in newer eslint versions
+        'grunt-eslint',
+        'eslint'
+    ]
+};

.npmrc

@@ -0,0 +1 @@
+@postalsys:registry=https://registry.npmjs.org/

.prettierrc.js

@@ -0,0 +1,8 @@
+module.exports = {
+    printWidth: 160,
+    tabWidth: 4,
+    singleQuote: true,
+    endOfLine: 'lf',
+    trailingComma: 'none',
+    arrowParens: 'avoid'
+};

Gruntfile.js

@@ -1,14 +1,10 @@
 'use strict';
 
-module.exports = function(grunt) {
-
+module.exports = function (grunt) {
     // Project configuration.
     grunt.initConfig({
-        jshint: {
-            all: ['lib/*.js', 'test/*.js', 'index.js'],
-            options: {
-                jshintrc: '.jshintrc'
-            }
+        eslint: {
+            all: ['lib/*.js', 'test/*.js', 'Gruntfile.js']
         },
 
         mochaTest: {
@@ -22,9 +18,9 @@ module.exports = function(grunt) {
     });
 
     // Load the plugin(s)
-    grunt.loadNpmTasks('grunt-contrib-jshint');
+    grunt.loadNpmTasks('grunt-eslint');
     grunt.loadNpmTasks('grunt-mocha-test');
 
     // Tasks
-    grunt.registerTask('default', ['jshint', 'mochaTest']);
-};
+    grunt.registerTask('default', ['eslint', 'mochaTest']);
+};