chore: apply remaining bumps and add eslint >=10 ignore

- Bump fumadocs-mdx 14.2.4→15.0.12
- Bump next 16.1.1→16.2.9
- Bump @tailwindcss/postcss 4.1.18→4.3.1
- Dependabot: ignore eslint >=10 (incompatible with eslint-plugin-react)

Author: tariqul420

.github/dependabot.yml

@@ -22,6 +22,8 @@ updates:
         versions: [">=8"]
       - dependency-name: "vitest"
         versions: [">=4"]
+      - dependency-name: "eslint"
+        versions: [">=10"]
     groups:
       babel:
         patterns:

apps/docs/package.json

@@ -13,17 +13,17 @@
   },
   "dependencies": {
     "fumadocs-core": "16.10.4",
-    "fumadocs-mdx": "14.2.4",
+    "fumadocs-mdx": "15.0.12",
     "fumadocs-ui": "16.10.4",
     "lucide-react": "^1.21.0",
     "motion": "^12.40.0",
-    "next": "16.1.1",
+    "next": "16.2.9",
     "react": "^19.2.7",
     "react-dom": "^19.2.7",
     "tailwind-merge": "^3.6.0"
   },
   "devDependencies": {
-    "@tailwindcss/postcss": "^4.1.18",
+    "@tailwindcss/postcss": "^4.3.1",
     "@types/mdx": "^2.0.14",
     "@types/node": "^25.9.3",
     "@types/react": "^19.2.17",