- Replaced all client-facing $e->getMessage() with generic error messages
- Added error_log() with filename prefix to all catch blocks
- Covered jsonError(), echo, and json_encode() response patterns
- Also fixed 2 remaining display_errors=1 and add_invoice.php leak
- Script-assisted fix for 75 files, manual fix for 12 remaining edge cases
- Fixed SQL injection in ride/license/get.php (interpolated variable → parameterized query)
- Added admin role checks to all 3 mass data endpoints (driver tokens, passenger tokens, phones+tokens)
- Added pagination (50/page) to all 4 mass data endpoints
- Fixed LIMIT to use placeholders with type binding
