docs: update to next 15 + eslint 9 (#9839)

* update next

* updated react

* update eslint

* finish updating eslint

* fix content lint errors

* fix docs test

* fix vale action

* fix installation errors

www/packages/tailwind/.eslintrc.js

@@ -1,9 +0,0 @@
-const path = require("path")
-
-module.exports = {
-  extends: ["docs"],
-  parserOptions: {
-    project: true,
-    tsconfigRootDir: path.join(__dirname, "..", ".."),
-  }
-}

www/packages/tailwind/eslint.config.mjs

@@ -0,0 +1,13 @@
+import eslintConfig from "eslint-config-docs"
+
+export default [...eslintConfig.base, {
+    languageOptions: {
+        ecmaVersion: 5,
+        sourceType: "script",
+
+        parserOptions: {
+            project: true,
+            tsconfigRootDir: __dirname,
+        },
+    },
+}];

www/packages/tailwind/package.json

@@ -4,9 +4,6 @@
   "private": true,
   "license": "MIT",
   "main": "tailwind.config.js",
-  "devDependencies": {
-    "eslint-config-docs": "*"
-  },
   "publishConfig": {
     "access": "public"
   },

www/packages/tailwind/tsconfig.json

@@ -0,0 +1,4 @@
+{
+  "extends": "tsconfig/base.json",
+  "include": ["*.mjs", "*.js"]
+}