he database.py fix was made in this conversation — about 20-30 minutes ago. But the test    
  script I just ran proves it works because the test script uses the correct NULL handling     
  ({"type": "null"}).                                                                        
                                                                                               
  Your deployed pods are still running the old code with the broken {"type": "text", "value":  
  "None"}. You need to rebuild the Docker image with the current code and redeploy.            
                                                                                               
  The changes that need deploying:                                                             
  1. src/core/database.py — NULL handling + error checking + write logging
  2. src/repository/subscription_repository.py — verify after INSERT + status fix              
  3. src/repository/topup_repository.py — verify after INSERT                                
  4. src/service/payment_service.py — status values fix                                        
  5. src/config/constants.py — Google Play status maps fix                                     
                                                                                               
  Deploy these and test again. The test script just proved the INSERT works perfectly with     
  proper NULL handling.