Add lighthouse output reports to slack message

.github/workflows/accessibility_tests.yml

@@ -93,7 +93,7 @@ jobs:
           skip-ruby: true
 
       - name: Install axe-core and sitemap-urls
-        run: npm install -g @axe-core/cli sitemap-urls
+        run: npm install -g @axe-core/cli sitemap-urls node-jq
 
       - name: Get list of URLs to test against from QA sitemap
         run: |
@@ -167,14 +167,36 @@ jobs:
         run: |
           encoded_auth=$(echo -n $HTTP_BASIC_USER:$HTTP_BASIC_PASSWORD | base64)
           sed -i "s/auth_token/${encoded_auth}/g" .lighthouserc.json
+
+      - name: Set environment variables for testing URLs
+        run: |
+          echo "INDEX_URL=https://qa.teaching-vacancies.service.gov.uk" >> $INDEX_URL
+          echo "JOBS_URL=$INDEX_URL/jobs" >> $JOBS_URL
+          echo "SCHOOLS_URL=$INDEX_URL/schools" >> $SCHOOLS_URL
+
       - name: Audit URLs using Lighthouse
         uses: treosh/lighthouse-ci-action@v12
         with:
           urls: |
-            https://qa.teaching-vacancies.service.gov.uk
-            https://qa.teaching-vacancies.service.gov.uk/jobs
-            https://qa.teaching-vacancies.service.gov.uk/schools
+            $INDEX_URL
+            $JOBS_URL
+            $SCHOOLS_URL
           uploadArtifacts: true # save results as an action artifacts
           temporaryPublicStorage: true # upload lighthouse report to the temporary storage
           runs: 3
 
+      - name: Set environment variables for test results
+        run: |
+          echo "INDEX_RESULTS=$(${{steps.LHCIAction.outputs.links}} | jq '.["$INDEX_URL"]')" >> $INDEX_RESULTS
+
+      - name: Notify twd_tv_dev channel on Lighthouse results
+        uses: rtCamp/[email protected]
+        env:
+          SLACK_CHANNEL: twd_tv_dev
+          SLACK_USERNAME: CI Accessiblity Tests
+          SLACK_TITLE: LightHouse tests results
+          SLACK_MESSAGE: |
+            LightHouse accessibility and performance tests ran against the  QA environment <!channel>
+            <Results for $INDEX_URL|$INDEX_RESULTS>
+          SLACK_WEBHOOK: ${{env.SLACK_WEBHOOK}}
+          SLACK_COLOR: good