Adjust bootstrap pipeline health checks

Jenkinsfile

@@ -14,9 +14,11 @@ pipeline {
             }
         }
 
-        stage('Swarm Check') {
+        stage('Service Reachability') {
             steps {
-                sh 'docker service ls --format "{{.Name}} {{.Replicas}}"'
+                sh 'curl -fsS https://gitea.derryle.com/user/login > /dev/null'
+                sh 'code=$(curl -sS -o /dev/null -w "%{http_code}" https://jenkins.derryle.com/login); echo "$code"; echo "$code" | grep -Eq "^(200|401|403)$"'
+                sh 'curl -fsS https://portainer.derryle.com/ > /dev/null'
             }
         }
     }