fix(deps): update nextjs monorepo to v15.4.6 (#181)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -13,15 +13,15 @@
         "blobshape": "^1.0.0",
         "bright": "^0.8.5",
         "markdown-to-jsx": "^7.4.5",
-        "next": "15.4.4",
+        "next": "15.4.6",
         "react": "18.3.1",
         "react-dom": "18.3.1",
         "unique-names-generator": "^4.7.1"
     },
     "devDependencies": {
         "@tailwindcss/postcss": "^4.0.15",
         "eslint": "8.57.1",
-        "eslint-config-next": "15.4.4",
+        "eslint-config-next": "15.4.6",
         "postcss": "^8.4.36",
         "tailwindcss": "^4.0.15"
     }