add indexnow

package-lock.json

@@ -22,6 +22,7 @@
         "hexo-generator-searchdb": "^1.5.0",
         "hexo-generator-sitemap": "^3.0.1",
         "hexo-generator-tag": "^2.0.0",
+        "hexo-indexnow": "^1.2.0",
         "hexo-pretty-feed": "^1.1.0",
         "hexo-renderer-ejs": "^2.0.0",
         "hexo-renderer-marked": "^7.0.0",
@@ -2231,6 +2232,15 @@
         "node": ">=14"
       }
     },
+    "node_modules/hexo-indexnow": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmmirror.com/hexo-indexnow/-/hexo-indexnow-1.2.0.tgz",
+      "integrity": "sha512-ZY59COl+KPw5PfWsSgBTlOWMzoG3fAF6e6Vamj5FC+hVadgIHFKUxVBIOXpkn4PjMpSO9obaQaKi/aCaWZ88eA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=18.0.0"
+      }
+    },
     "node_modules/hexo-log": {
       "version": "4.1.0",
       "resolved": "https://registry.npmmirror.com/hexo-log/-/hexo-log-4.1.0.tgz",