Update drone config

.drone.yml

@@ -6,16 +6,24 @@ name: default
 
 steps:
   - name: build
-    image: alpine:3.12
-    volumes:
-      - name: site
-        path: /tmp/site
-    commands:
-      - apk add --no-cache hugo
-      - hugo
-      - cp -r public/* /tmp/site/
+    image: klakegg/hugo:ext-alpine-ci
 
-volumes:
-  - name: site
-    host:
-      path: /srv/www/sites/www.luj0ga.de
+  - name: deploy
+    image: appleboy/drone-scp
+    settings:
+      host: dragon.luj0ga.de
+      port: 4222
+      username: www-data
+      key:
+        from_secret: ssh_key
+      passphrase:
+        from_secret: ssh_passphrase
+      target: /var/www/www.luj0ga.de/
+      source: public/*
+      strip_components: 1
+      rm: yes
+    when:
+      event:
+        - push
+      branch:
+        - master