[meta] add auto-changelog

Author: ljharb

.npmrc

@@ -1 +1,3 @@
 package-lock=false
+allow-same-version=true
+message=v%s

CHANGELOG.md

@@ -1,3 +1,12 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+<!-- auto-changelog-above -->
+
 6.6.1 / 2022-07-21
 ==================
 - 38405ad [Fix] `no-interactive-tabindex`: allow role assignments using a ternary with literals on both sides

package.json

@@ -32,7 +32,9 @@
     "jest": "jest --coverage __tests__/**/*",
     "pregenerate-list-of-rules": "npm run build",
     "generate-list-of-rules": "eslint-doc-generator --rule-doc-title-format prefix-name --rule-doc-section-options false --config-emoji recommended,☑️",
-    "generate-list-of-rules:check": "npm run generate-list-of-rules -- --check"
+    "generate-list-of-rules:check": "npm run generate-list-of-rules -- --check",
+    "version": "auto-changelog && git add CHANGELOG.md",
+    "postversion": "auto-changelog && git add CHANGELOG.md && git commit --no-edit --amend && git tag -f \"v$(node -e \"console.log(require('./package.json').version)\")\""
   },
   "devDependencies": {
     "@babel/cli": "^7.20.7",
@@ -42,6 +44,7 @@
     "@babel/register": "^7.18.9",
     "ast-types-flow": "^0.0.7",
     "aud": "^2.0.2",
+    "auto-changelog": "^2.4.0",
     "babel-jest": "^24.9.0",
     "babel-plugin-add-module-exports": "^1.0.4",
     "babel-preset-airbnb": "^5.0.0",
@@ -104,6 +107,15 @@
     ],
     "testEnvironment": "node"
   },
+  "auto-changelog": {
+    "output": "CHANGELOG.md",
+    "template": "keepachangelog",
+    "unreleased": false,
+    "commitLimit": false,
+    "backfillLimit": false,
+    "hideCredit": true,
+    "startingVersion": "6.6.2"
+  },
   "publishConfig": {
     "ignore": [
       "!lib",