This commit addresses the 500 error on the certificate-reports page by:
1. Adding proper error handling to certificate templates
2. Ensuring required classes are loaded in the right order
3. Adding try-catch blocks for better error reporting
4. Creating diagnostic and troubleshooting tools
5. Fixing method signature issues in the certificate manager
The issues were caused by missing database tables or classes not being loaded in the correct order.
Additional improvements:
- Added certificate system diagnostic scripts
- Added comprehensive troubleshooting documentation
- Added automated fix deploy script
