remove testing ui v2 directory (#2385)

.github/workflows/ui-v2.yml

@@ -1,78 +0,0 @@
-name: UI v2 CI
-
-on:
-  push:
-    paths:
-      - 'ui-v2/**'
-    branches:
-      - main
-  pull_request:
-    paths:
-      - 'ui-v2/**'
-    branches:
-      - main
-  workflow_dispatch:
-
-jobs:
-  ui-v2-checks:
-    name: Lint and Test UI v2
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout Code
-        uses: actions/checkout@v4
-
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: 'lts/*'
-          cache: 'npm'
-          cache-dependency-path: ui-v2/package-lock.json
-
-      - name: Install Dependencies
-        working-directory: ui-v2
-        run: npm ci
-
-      - name: Run All Checks
-        working-directory: ui-v2
-        run: npm run check-all
-
-      - name: Run Unit Tests
-        working-directory: ui-v2
-        run: npm test
-
-      - name: Install Playwright Browsers
-        working-directory: ui-v2
-        run: npx playwright install --with-deps chromium
-
-#      - name: Configure Electron Sandbox
-#        working-directory: ui-v2
-#        run: |
-#          sudo chown root:root node_modules/electron/dist/chrome-sandbox
-#          sudo chmod 4755 node_modules/electron/dist/chrome-sandbox
-
-      - name: Run E2E Tests
-        working-directory: ui-v2
-        env:
-          HEADLESS: true
-          NODE_OPTIONS: "--loader ts-node/esm --max-old-space-size=4096"
-        run: |
-          # Increase system limits
-          sudo sysctl -w vm.max_map_count=262144
-          sudo sysctl -w fs.file-max=65535
-          ulimit -n 65535
-          
-          # Run tests with xvfb
-          xvfb-run --auto-servernum --server-args="-screen 0 1280x960x24" -- npm run test:e2e:web:headless
-          
-          # todo: fix electron tests not running in GH workflow
-          # xvfb-run --auto-servernum --server-args="-screen 0 1280x960x24" -- npm run test:e2e:electron:headless
-
-      - name: Upload Test Results
-        if: always()
-        uses: actions/upload-artifact@v4
-        with:
-          name: test-results
-          path: |
-            ui-v2/playwright-report/
-            ui-v2/test-results/
-          retention-days: 30