https://github.com/{org}/{repo}/releases
https://github.com/{org}/{repo}/blob/main/CHANGELOG.md
https://github.com/{org}/{repo}/blob/main/MIGRATION.md

https://endoflife.date/{library}

{
  "breakingChanges": [
    {
      "title": "API名変更",
      "description": "useRouter → useNavigation",
      "version": "15.0.0",
      "severity": "high"
    }
  ],
  "deprecations": [
    {
      "api": "getServerSideProps",
      "replacement": "Server Components",
      "version": "15.0.0"
    }
  ],
  "builtins": [
    {
      "package": "@next/font",
      "reason": "next/fontにビルトイン",
      "version": "13.0.0"
    }
  ],
  "references": {
    "releaseNotes": "https://...",
    "migrationGuide": "https://...",
    "changelog": "https://..."
  }
}