update step name and comments

.drone.yml

@@ -1,6 +1,6 @@
 kind: pipeline
 type: docker
-name: hello
+name: deploy
 
 steps:
 - name: deploy
@@ -18,16 +18,18 @@ steps:
   # install stuff
   - apt-get update -qq > /dev/null
   - apt-get install ssh rsync -qq > /dev/null
-  # configure ssh identity
+
+  # configure ssh identity by importing ssh key from secrets and adding it to
+  # ssh-agent. also disable strict host key checking as this is the first time
+  # the ephemeral runner is connecting to the remote host
   - which ssh-agent
   - eval $(ssh-agent -s)
   - mkdir -p ~/.ssh
-  # import ssh key
   - echo "$SSH_KEY" > ~/.ssh/id_rsa
   - chmod 600 ~/.ssh/id_rsa
   - ssh-add
-  # skip key checking as this runner has never seen the host before
   - echo "Host *\n\tStrictHostKeyChecking no\n\n" > ~/.ssh/config
+
   # run operations on the remote host
   - ssh "$${USER}@$${HOST}" "[[ ! -d ~/gemini/content ]] || rm -r ~/gemini/content"
   - rsync -rP content "$${USER}@$${HOST}:gemini"