docs: add tags package to generate tags (#10666)

* initial changes

* finalize implementation

* run generator on prep

* remove tags package from book

* optimization attempt

* test transpile

* test transpile

* rename utils

* rename directory

* add vercel ignore

* add tags to book

www/apps/book/scripts/prepare.mjs

@@ -1,7 +1,10 @@
 import { generateEditedDates } from "build-scripts"
+import path from "path"
+import { generateTags } from "tags"
 
 async function main() {
   await generateEditedDates()
+  await generateTags(path.resolve("..", "..", "packages", "tags"))
 }
 
 void main()