Fix stack & secret names

.drone.yml

@@ -5,9 +5,10 @@ steps:
   - name: deployment
     image: decentral1se/stack-ssh-deploy:latest
     settings:
-      stack: recipes_coopcloud_tech
+      stack: recipes_coopcloud_tech_json
+      host: mellor.coopcloud.tech
       deploy_key:
-        from_secret: drone_ssh_swarm.autonomic.zone
+        from_secret: drone_ssh_coopcloud_mellor
 
   - name: notify coopcloud-dev on failure
     image: plugins/matrix