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/apps/resources/package.json

@@ -9,33 +9,33 @@
     "start": "next start",
     "start:monorepo": "yarn start -p 3003",
     "lint": "next lint --fix",
-    "lint:content": "eslint --no-eslintrc -c .content.eslintrc.js app/**/*.mdx --fix",
+    "lint:content": "eslint --no-config-lookup -c .content.eslintrc.mjs app/**/*.mdx --fix",
     "prep": "node ./scripts/prepare.mjs"
   },
   "dependencies": {
-    "@mdx-js/loader": "^3.0.1",
-    "@mdx-js/react": "^3.0.1",
+    "@mdx-js/loader": "^3.1.0",
+    "@mdx-js/react": "^3.1.0",
     "@medusajs/icons": "^2.0.0",
-    "@next/mdx": "^14.2.14",
+    "@next/mdx": "15.0.1",
     "clsx": "^2.1.0",
     "docs-ui": "*",
-    "next": "14.2.14",
-    "react": "^18.2.0",
-    "react-dom": "^18.2.0",
+    "next": "15.0.1",
+    "react": "rc",
+    "react-dom": "rc",
     "rehype-mdx-code-props": "^2.0.0",
     "remark-directive": "^3.0.0",
     "remark-frontmatter": "^5.0.0"
   },
   "devDependencies": {
-    "@types/mdx": "^2.0.11",
+    "@types/mdx": "^2.0.13",
     "@types/node": "^20",
-    "@types/react": "^18.2.0",
-    "@types/react-dom": "^18.2.0",
+    "@types/react": "npm:types-react@rc",
+    "@types/react-dom": "npm:types-react@rc",
     "autoprefixer": "^10.0.1",
     "build-scripts": "*",
-    "eslint": "^8",
-    "eslint-config-docs": "*",
-    "eslint-config-next": "14.2.3",
+    "eslint": "^9.13.0",
+    "eslint-plugin-prettier": "^5.2.1",
+    "eslint-plugin-react-hooks": "^5.0.0",
     "postcss": "^8",
     "remark-rehype-plugins": "*",
     "tailwind": "*",
@@ -47,5 +47,9 @@
   },
   "engines": {
     "node": ">=20"
+  },
+  "overrides": {
+    "@types/react": "npm:types-react@rc",
+    "@types/react-dom": "npm:types-react-dom@rc"
   }
 }