cardex/storage.rules

rules_version = '2';

// Craft rules based on data in your Firestore database
// allow write: if firestore.get(
//    /databases/(default)/documents/users/$(request.auth.uid)).data.isAdmin;
service firebase.storage {
  match /b/{bucket}/o {
    // Allow public read access to cards, but require authentication for writing
    match /cards/{allPaths=**} {
      allow read: if true;  // Public read access for sharing
      allow write: if request.auth != null;  // Authenticated write access
    }
    
    // Allow authenticated users to read and write their own user files
    match /users/{userId}/{allPaths=**} {
      allow read, write: if request.auth != null && request.auth.uid == userId;
    }
    
    // Deny all other access
    match /{allPaths=**} {
      allow read, write: if false;
    }
  }
}