Test 2: Validating JSON syntax...
✓ Valid JSON syntax
✓ JSON successfully parsed by Python
  JSON type: dict
  Keys found: ['files']
SUCCESS: Valid JSON file!
{
"files": [
".hidden_file",
"README.md",
"dir1/file2.py",
"dir1/subdir/file3.json",
"Dockerfile",
"file1.txt",
"scripts/build.sh",
"files.json",
"src/components/App.jsx",
".gitignore",
"requirements.txt",
"files_list.tmp",
"main.py",
"docs/guide.md",
"config/settings.json",
"tests/unit/test_main.py"

]
}