Database Connection Diagnostic:

✅ Database connection successful
✅ Admin table exists with 1 records
Admin records:
- ID: 3, Username: admin, Level: admin, Password Hash: $2y$10$oushuq/lz/8psIxhjuDqHeMvkNE2LTari1cLNehLIiBMzsyLj1FYK
✅ User table exists with 4 records
User records:
- ID: 2, Username: user2, Level: user, Password Hash: $2y$10$7sEvGxRyb2mVOa4MuCCB7eLtoZPb3ZdsmG32jMYUPRgvqtXs8/ea.
- ID: 3, Username: qwerty, Level: user, Password Hash: $2y$10$rPTpHtZtRUuVF3p8J9hAye.OKBOtrM5jLXz.vB5drwIcmc4AYckXm
- ID: 4, Username: user, Level: user, Password Hash: $2y$10$QwMCXkVTOddQkXZjH8ji.eApVbXIOwFsNvh6m2lEPJS8J/eDU6sce
- ID: 5, Username: user12, Level: user, Password Hash: $2y$10$O27y/tb2Cr4tO8tNmKBJh.1iruSTRi57YPS9FqHyfggKYaU//sVAW

Password Verification Test:
Admin 'admin123': ❌ NO MATCH
User 'user123': ❌ NO MATCH