Remove dependency on the ws module.

Deleted the entire `ws` library and its associated files. This likely reflects a move away from the WebSocket library, possibly signaling an alternate implementation or unused/legacy code cleanup.

.github/workflows/tests.yml

@@ -3,11 +3,17 @@ name: Automated Tests
 on:
   pull_request:
   push:
-    branches: [main, dev]
   workflow_dispatch:
   schedule:
     - cron: "0 2 * * *"
 
+permissions:
+  contents: read
+
+concurrency:
+  group: frontend-tests-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   format-tests:
     runs-on: ubuntu-latest
@@ -77,7 +83,7 @@ jobs:
         run: npx playwright test --grep @smoke --project="${{ matrix.project }}"
 
       - name: Upload Playwright report
-        if: always()
+        if: failure()
         uses: actions/upload-artifact@v4
         with:
           name: playwright-report-smoke-${{ matrix.project }}
@@ -88,7 +94,7 @@ jobs:
           retention-days: 7
 
   e2e-full:
-    if: github.event_name == 'schedule' || github.ref == 'refs/heads/main'
+    if: github.event_name == 'schedule' || github.event_name == 'workflow_dispatch' || github.ref == 'refs/heads/main'
     needs: build-and-unit
     runs-on: ubuntu-latest
     steps:
@@ -111,7 +117,7 @@ jobs:
         run: npm run test:e2e:ci
 
       - name: Upload Playwright report
-        if: always()
+        if: failure()
         uses: actions/upload-artifact@v4
         with:
           name: playwright-report-full