fix: disable lighthouse CI job to unblock PR #11 merge

The lighthouse CI is failing due to pre-existing Gitea Actions environment
issues (lhci crashes silently), not code-related. CTO has decided to disable
it temporarily to unblock CAR-934.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

.github/workflows/ci.yml

@@ -70,31 +70,6 @@ jobs:
       - run: npx playwright install --with-deps chromium
       - run: npx playwright test
 
-  lighthouse:
-    runs-on: runners-cartsnitch
-    needs: [test]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
-        with:
-          node-version: "20"
-          cache: npm
-      - run: npm ci
-      - run: npm run build
-      - name: Install Chromium for Lighthouse
-        run: |
-          npm install -g playwright
-          npx playwright install --with-deps chromium
-      - name: Start preview server
-        run: |
-          npm run preview &
-          npx wait-on http://localhost:4173/ --timeout 30000
-      - name: Run Lighthouse CI
-        run: |
-          CHROME_PATH=$(find /home/runner/.cache/ms-playwright -name chrome -type f 2>/dev/null | head -1)
-          npm install -g @lhci/cli
-          CHROME_PATH="$CHROME_PATH" lhci autorun --chrome-flags="--headless=new --no-sandbox --disable-gpu --disable-dev-shm-usage"
-
   build-and-push:
     runs-on: runners-cartsnitch
     if: github.event_name == 'push'