fix(web): update vulnerable site dependencies (#865)

web/package.json

@@ -30,7 +30,7 @@
     "clsx": "^2.1.1",
     "framer-motion": "^12.9.4",
     "lucide-react": "^0.507.0",
-    "next": "^15.5.21",
+    "next": "^15.5.26",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "react-syntax-highlighter": "^15.6.1",
@@ -47,7 +47,7 @@
     "@typescript-eslint/eslint-plugin": "^8.1.0",
     "@typescript-eslint/parser": "^8.1.0",
     "eslint": "^8.57.0",
-    "eslint-config-next": "^15.0.1",
+    "eslint-config-next": "^15.5.26",
     "jest": "^30.2.0",
     "jest-environment-jsdom": "^30.2.0",
     "jest-extended": "^7.0.0",
@@ -58,6 +58,7 @@
     "ts-node": "^10.9.2"
   },
   "overrides": {
-    "postcss": "$postcss"
+    "postcss": "$postcss",
+    "prismjs": "^1.30.0"
   }
 }