feat(e2e): Add integration tests for Execution Environment functionality

[Pavanjangle]

Description

This PR adds comprehensive end-to-end integration tests for the Execution Environment (EE) functionality in the self-service portal. The tests cover the complete user journey from template import to catalog management and detail view interactions.

Test Files Added

1. ee01-tabview.cy.ts - Tab view and basic navigation tests

   • Catalog and Create tabs visibility and switching
   • Empty state CTA button redirects to Create tab
   • Add Template button navigation
   • Search bar and filter interactions (Starred, My Org, Tags)
   • Template cards functionality

2. ee02-template-execution.cy.ts - Template import and execution tests

   • Template import via catalog-import stepper (URL input, Analyze, Import)
   • Complete EE creation wizard flow (6 steps: Base Image, Collections, MCP servers, Additional Build Steps, Generate and publish, Review)
   • Second execution flow without Git publishing
   • Post-creation action buttons verification (EE files download, Getting Started, View details in Catalog, Github Repository)

3. ee03-detail-view.cy.ts - Catalog and detail view tests

   • Catalog table and empty state handling
   • Right sidebar filters (Starred, My Org, Tags, Owner)
   • Detail view page elements (Links box, About box, OWNER field)
   • Three dots menu options (Inspect entity, Unregister entity)

Related Issues(feature)

AAP-57088

Type of Change

• Bug fix
• New feature
• Breaking change
• Documentation update

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 84.23%. Comparing base (17d9f13) to head (faa43e3).

@@            Coverage Diff             @@
##             main      #23      +/-   ##
==========================================
- Coverage   84.30%   84.23%   -0.07%     
==========================================
  Files         123      123              
  Lines        5765     5765              
  Branches     1416     1395      -21     
==========================================
- Hits         4860     4856       -4     
- Misses        848      897      +49     
+ Partials       57       12      -45     

see 14 files with indirect coverage changes

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[audgirka]

@Pavanjangle the pre-commit is failing