github: Purge Cloudflare cache upon pipeline completion

Signed-off-by: Harsh Shandilya <msfjarvis@gmail.com>

.github/workflows/deploy_test.yml

@@ -61,3 +61,10 @@ jobs:
         SERVER_ADDRESS: ${{ secrets.SERVER_ADDRESS }}
         SERVER_DESTINATION: ${{ secrets.SERVER_DESTINATION_PROD }}
         SSH_PORT: ${{ secrets.SSH_PORT }}
+
+    - name: Purge Cloudflare cache
+      run: |
+        curl -s -X POST "https://api.cloudflare.com/client/v4/zones/${CF_ZONE_ID}/purge_cache" -H "X-Auth-Email: msfjarvis@gmail.com" -H "X-Auth-Key: ${CF_API_KEY}" -H "Content-Type: application/json" --data '{"purge_everything":true}'
+      env:
+        CF_API_KEY: ${{ secrets.CLOUDFLARE_API_KEY }}
+        CF_ZONE_ID: ${{ secrets.CLOUDFLARE_ZONE_ID }}