firestore.rules

 rules_version = '2';
service cloud.firestore {
  match /databases/{database}/documents {
    // Allow all operations during development
    match /{document=**} {
      allow read, write: if true;
    }

    // System collections - needed even in dev mode
    match /system/{document=**} {
      allow read, write: if true;
    }

    // Settings collection - needed even in dev mode
    match /settings/{document=**} {
      allow read: if request.auth != null;
      allow write: if request.auth != null && 
        exists(/databases/$(database)/documents/users/$(request.auth.uid)) &&
        get(/databases/$(database)/documents/users/$(request.auth.uid)).data.isAdmin == true;
    }

    // Chat specific rules - to ensure chat functionality
    match /chat_sessions/{sessionId} {
      allow read, write: if true;
    }

    match /chat_messages/{messageId} {
      allow read, write: if true;
    }
  }
}