Add urls configuration to core

[jaykayudo]

Description

Add Url configuration to core app

Related Issue

Fixes #[Issue Number]

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Performance improvement
• Code refactoring
• Documentation update
• Test coverage improvement
• CI/CD related changes

How Has This Been Tested?

• Unit tests
• Integration tests
• Manual testing

Python Dependencies

# New dependencies:
# example_package==1.0.0

Starknet-Specific Considerations

Checklist

• My code follows the project's style guidelines
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

Security Considerations

• This PR introduces no security concerns
• This PR modifies authentication/authorization
• This PR handles sensitive data
• This PR modifies financial transaction logic

Performance Impact

• This PR has no significant performance impact
• This PR improves performance
• This PR may impact performance negatively (explain why it's necessary)

Additional Context