[meta] add safe-publish-latest

Author: ljharb

package.json

@@ -7,11 +7,15 @@
         "@ljharb/eslint-config": "^21.0.0",
         "aud": "^2.0.1",
         "eslint": "=8.8.0",
+        "in-publish": "^2.0.1",
         "nyc": "^10.3.2",
+        "safe-publish-latest": "^2.0.0",
         "tape": "^5.6.1"
     },
     "scripts": {
         "prepack": "npmignore --auto --commentLines=auto",
+        "prepublishOnly": "safe-publish-latest",
+        "prepublish": "not-in-publish || npm run prepublishOnly",
         "lint": "eslint --ext=js,mjs .",
         "pretest": "npm run lint",
         "tests-only": "nyc tape test/*.js",