switch to new drone syntax

.drone.yml

@@ -1,5 +1,10 @@
-pipeline:
-  build-draft:
+---
+kind: pipeline
+name: default
+
+
+steps:
+  - name: build-draft
     image: plugins/hugo
     hugoVersion: 0.52
     validate: true
@@ -11,7 +16,7 @@ pipeline:
       branch: draft
       event: push
 
-  build:
+  - name: build
     image: plugins/hugo
     hugoVersion: 0.52
     validate: true
@@ -21,11 +26,17 @@ pipeline:
       branch: master
       event: push
 
-  publish:
+  - name: publish
     image: appleboy/drone-scp
     source: public/*
     target: /var/www/virtual/geeklab/html/geeklabor.de/
-    secrets: [ ssh_host, ssh_username, ssh_key ]
+    environment:
+      SSH_HOST:
+        from_secret: ssh_host
+      SSH_USERNAME:
+        from_secret: ssh_username
+      SSH_KEY:
+        from_secret: ssh_key
     strip_components: 1
     rm: true
     when: