Update '.drone.yml'

.drone.yml

@@ -2,8 +2,21 @@ kind: pipeline
 name: default
 
 steps:
-- name: build
+  - name: build
     image: node
     commands:
       - npm install
       - npm run build
+
+  - name: deploy
+    image: alpine
+    environment:
+    FTP_HOST:
+      from_secret: FTP_HOST
+    FTP_USERNAME:
+      from_secret: FTP_USERNAME
+    FTP_PASSWORD:
+      from_secret: FTP_PASSWORD
+    commands:
+      - which lftp || ( apk --update add lftp )
+      - lftp -e "mirror -R ./dist/ samuel-philipp.de/; bye" -u $FTP_USERNAME,$FTP_PASSWORD $FTP_HOST