feat(api): add summary to package findings

[ramizpolic]

Description

Adds summary field to findings. Registers a new processor for findings to calculate vulnerability severity count for applicable finding types (i.e. only for packages).

Closes #1040

Type of Change

• Bug Fix
• New Feature
• Breaking Change
• Refactor
• Documentation
• Other (please describe)

Checklist

• I have read the contributing guidelines
• Existing issues have been referenced (where applicable)
• I have verified this change is not present in other open pull requests
• Functionality is documented
• All code style checks pass
• New code contribution is covered by automated tests
• All new and existing tests pass

[ramizpolic]

UI changes are left to be resolved

[ramizpolic]

UI changes have also been added. The package findings page now looks like this

Packages table

Package details

There is a bug left to be fixed when we need to redirect from package details page on click to "Package Vulnerabilities" to related package vulnerabilities table view. @gallotamas is looking into this

[github-actions]

Hey!

Your images are ready:

• ghcr.io/openclarity/vmclarity-apiserver-dev:pr1828-4238a27a14aec586cde7409df0c3387973ddafa2
• ghcr.io/openclarity/vmclarity-cli-dev:pr1828-4238a27a14aec586cde7409df0c3387973ddafa2
• ghcr.io/openclarity/vmclarity-cr-discovery-server-dev:pr1828-4238a27a14aec586cde7409df0c3387973ddafa2
• ghcr.io/openclarity/vmclarity-orchestrator-dev:pr1828-4238a27a14aec586cde7409df0c3387973ddafa2
• ghcr.io/openclarity/vmclarity-plugin-kics-dev:pr1828-4238a27a14aec586cde7409df0c3387973ddafa2
• ghcr.io/openclarity/vmclarity-ui-dev:pr1828-4238a27a14aec586cde7409df0c3387973ddafa2
• ghcr.io/openclarity/vmclarity-ui-backend-dev:pr1828-4238a27a14aec586cde7409df0c3387973ddafa2

[paralta]

LGTM 👍 the backend part looks good to me

[adamtagscherer]

LGTM