🛡️ chore: Bump ESLint Tooling Deps and Resolve ajv Security Vulnerability (danny-avila#11938)

* 🔧 chore: Update `@eslint/eslintrc` and related dependencies in `package-lock.json` and `package.json` to latest versions for improved stability and performance

* 🔧 chore: Update `postcss-preset-env` to version 11.2.0 in `package-lock.json` and `client/package.json`, and add `eslint` dependency in `package.json` for improved linting support

Author: danny-avila

client/package.json

@@ -148,7 +148,7 @@
     "jest-file-loader": "^1.0.3",
     "jest-junit": "^16.0.0",
     "postcss": "^8.4.31",
-    "postcss-preset-env": "^8.2.0",
+    "postcss-preset-env": "^11.2.0",
     "tailwindcss": "^3.4.1",
     "typescript": "^5.3.3",
     "vite": "^6.4.1",