docs: add generator for llms-full.txt (#11323)

* initial

* improvements

* finished implementation

* transform links to index.html.md links

* fix for resources

www/packages/build-scripts/package.json

@@ -29,7 +29,10 @@
   },
   "dependencies": {
     "docs-utils": "*",
-    "tags": "*"
+    "fdir": "^6.4.3",
+    "slugify": "^1.6.6",
+    "tags": "*",
+    "yaml": "^2.7.0"
   },
   "devDependencies": {
     "@types/node": "^20.11.20",