Test 2: Validating JSON syntax...
✓ Valid JSON syntax
✓ JSON successfully parsed by Python
  JSON type: dict
  Keys found: ['files']
SUCCESS: Valid JSON file!
{"files": ["README.md,Dockerfile,scripts/build.sh,files.json,src/components/App.jsx,.gitignore,requirements.txt,main.py,docs/guide.md,config/settings.json,tests/unit/test_main.py"]}