[feature]: Add a per-cluster security UI that allows insights into findings from e.g Kubescape and other supported Security engines

### User Story

**As a** [role],
**I want** [an action or feature],
**So that** [a reason or benefit].

### Acceptance Criteria

- [ ] Criteria 1: Describe the first acceptance criterion here.
- [ ] Criteria 2: Describe the second acceptance criterion here.
- [ ] Criteria 3: Describe additional criteria as needed.

No files, tests, entry points, supported security engines, or concrete acceptance criteria are identified in the issue. Start by examining the existing cluster and UI architecture, then clarify the per-cluster findings scope and define acceptance criteria that establish what a completed security view must show.

Written by the indexing model from the issue text.