feat: introduce dynaconf for a better conf management

Description

Introduce dynaconf for a better config/secrets management and move config directory within utils.

Changes Made

Screenshots

Related Issues

Tests

1. Tested calcat communication with any page.
2. tested running logger fine.

Additional Notes

• Logging
• All pages.

Merge Request Checklist

• Code follows project coding guidelines.
• Documentation reflects the changes made.
• Unit tests are added or updated to cover the changes.
• The application runs without errors and the new functionality works as expected.