adding a step in ci to remove old html files

.drone.yml

@@ -8,6 +8,20 @@ steps:
   command:
     - publish
 
+- name: Remove old
+  image: appleboy/drone-ssh
+  settings:
+    host:
+      - example1.com
+      - example2.com
+    username: ubuntu
+    password:
+      from_secret: ssh_password
+    port: 22
+    command_timeout: 2m
+    script:
+      - rm /var/www/html/blog/*.html
+
 - name: Deploy
   image: appleboy/drone-scp
   settings: