data/posts.json

[
  {"id": 1, "user_id": 1, "image_url": "https://via.placeholder.com/400", "caption": "Sunset", "likes": [], "comments": [], "timestamp": "2025-01-01T12:00:00"},
  {"id": 2, "user_id": 2, "image_url": "https://via.placeholder.com/400", "caption": "Mountains", "likes": [], "comments": [], "timestamp": "2025-01-02T12:00:00"}
]