def load_existing_json()

in util/export_env_variables.py [0:0]

• 8 lines of code
• 3 McCabe index (conditional complexity)

def load_existing_json(output_file):
    if output_file.exists():
        with open(output_file, "r") as f:
            try:
                return json.load(f)
            except json.JSONDecodeError:
                print("⚠️ Existing JSON is invalid. Starting fresh.")
    return []