feat: indexnow plugin as external pkg

README.md

@@ -74,8 +74,10 @@ the plugin's asset list; the site build gate requires the page to have a title.
 
 The root JavaScript dependency authority is `package.json` plus Yarn Classic `yarn.lock`. Do not
 add a root `package-lock.json`. The site build gate is the published `@netdata/site-build-gate`
-package, so its parser dependencies are part of the root Yarn graph. Dependabot watches that graph and
-GitHub Actions; owner-controlled vendor packages are intentionally excluded from automatic updates.
+package, so its parser dependencies are part of the root Yarn graph. The IndexNow build plugin is
+the published `@netdata/netlify-plugin-indexnow` package, owned by `netdata/website`; its releases
+and its dependencies arrive as ordinary root Yarn updates. Dependabot watches that graph and GitHub
+Actions.
 
 Root Yarn resolutions are only used for security releases that are compatible with every selected
 parent range. Do not use a resolution to bypass an incompatible upstream dependency constraint.

netlify.toml

@@ -7,7 +7,7 @@
   environment = { NPM_VERSION = "10.9.9", NODE_VERSION = "22.23.3", NODE_OPTIONS = "--max-old-space-size=3072", DOCUSAURUS_SSR_CONCURRENCY = "4"}
 
 [[plugins]]
-  package = "./plugins/netlify-plugin-indexnow"
+  package = "@netdata/netlify-plugin-indexnow"
 
   [plugins.inputs]
     host = "learn.netdata.cloud"

package.json

@@ -19,7 +19,7 @@
 		"docusaurus": "docusaurus",
 		"start": "docusaurus start",
 		"build": "docusaurus build",
-		"build:netlify": "node scripts/verify-git-history.js && node scripts/verify-indexnow-vendor.js && docusaurus build && node scripts/run-post-build-gates.mjs",
+		"build:netlify": "node scripts/verify-git-history.js && docusaurus build && node scripts/run-post-build-gates.mjs",
 		"swizzle": "docusaurus swizzle",
 		"deploy": "docusaurus deploy",
 		"clear": "docusaurus clear",
@@ -47,7 +47,6 @@
 		"@docusaurus/theme-mermaid": "^3.10.2",
 		"@easyops-cn/docusaurus-search-local": "0.55.3",
 		"@mdx-js/react": "^3.1.1",
-		"@netlify/blobs": "11.1.4",
 		"@tailwindcss/typography": "^0.5.20",
 		"@types/react": "^19.3.0",
 		"acorn": "^8.19.0",
@@ -67,12 +66,12 @@
 		"react-markdown": "^10.1.0",
 		"react-player": "^3.4.0",
 		"remark-gfm": "^4.0.1",
-		"saxes": "6.0.0",
 		"typescript": "^7.0.2",
 		"webpack": "^5.111.1"
 	},
 	"devDependencies": {
 		"@docusaurus/faster": "3.10.2",
+		"@netdata/netlify-plugin-indexnow": "^1.0.0",
 		"@netdata/site-build-gate": "^10.1.0",
 		"@tailwindcss/postcss": "^4.3.3",
 		"@testing-library/dom": "^10.4.2",