Remove test jobs from GitLab migration build workflow as requested

Co-authored-by: darthkali <46423967+darthkali@users.noreply.github.com>

Author: Copilot

.github/workflows/gitlab-migration-build.yaml

@@ -15,75 +15,9 @@ permissions:
   packages: write
 
 jobs:
-  # Frontend tests - equivalent to ui-test in GitLab
-  ui-test:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      
-      - uses: actions/setup-node@v4
-        with:
-          node-version: '20'
-          cache: 'npm'
-          cache-dependency-path: frontend/package-lock.json
-      
-      - name: Install dependencies
-        working-directory: frontend
-        run: npm ci
-      
-      - name: Run tests with coverage
-        working-directory: frontend
-        run: npm run test:coverage
-
-  # Backend tests - equivalent to pytest in GitLab
-  pytest:
-    runs-on: ubuntu-latest
-    
-    services:
-      postgres:
-        image: postgres:17.4
-        env:
-          POSTGRES_USER: pguser
-          POSTGRES_PASSWORD: pgpassword
-          POSTGRES_DB: postgres
-        options: >-
-          --health-cmd pg_isready
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
-        ports:
-          - 5432:5432
-    
-    env:
-      PG_HOST: localhost
-      PG_USER: pguser
-      PG_PASSWORD: pgpassword
-      PG_DB: postgres
-      PG_PORT: 5432
-      LLM_EVAL_ENCRYPTION_KEY: 34614d1d76c0e2d2e94f87948f2325324a352a6948963c0ce20e9691b9ea1559
-    
-    steps:
-      - uses: actions/checkout@v4
-      
-      - uses: actions/setup-python@v5
-        with:
-          python-version: '3.12'
-      
-      - name: Install Poetry
-        run: pip install --root-user-action=ignore poetry --quiet
-      
-      - name: Install dependencies
-        working-directory: backend
-        run: poetry install --quiet
-      
-      - name: Run tests with coverage
-        working-directory: backend
-        run: poetry run pytest --cov llm_eval tests
-
   # Build frontend container - migrated from build-container-ui
   build-container-ui:
     runs-on: ubuntu-latest
-    needs: [pytest, ui-test]
     steps:
       - uses: actions/checkout@v4
 
@@ -124,7 +58,6 @@ jobs:
   # Build backend container - migrated from build-container-backend  
   build-container-backend:
     runs-on: ubuntu-latest
-    needs: [pytest, ui-test]
     steps:
       - uses: actions/checkout@v4