Configure husky to use lint-staged

- Update pre-commit hook to run lint-staged instead of full eslint
- Add lint-staged script to package.json
- Only lint staged files during commit for better performance

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

.husky/pre-commit

@@ -1 +1 @@
-pnpm eslint-fix
+pnpm lint-staged

package.json

@@ -9,6 +9,7 @@
     "lint": "next lint",
     "fix": "eslint . --fix",
     "eslint-fix": "eslint . --fix",
+    "lint-staged": "lint-staged",
     "prepare": "husky"
   },
   "dependencies": {