use scp instead of sftp

.drone.yml

@@ -11,21 +11,24 @@ steps:
       - npm install
       - npm run generate
   - name: deploy
-    image: cschlosser/drone-ftps
+    image: appleboy/drone-scp
     volumes:
       - name: dist
         path: /dist
-    environment:
-      FTP_USERNAME:
+    settings:
+      host: web-1.fem.tu-ilmenau.de
+      username:
         from_secret: username
-      FTP_PASSWORD:
+      password:
         from_secret: password
-      PLUGIN_HOSTNAME: web-1.fem.tu-ilmenau.de:21
-      PLUGIN_SRC_DIR: /dist/
-      PLUGIN_DEST_DIR: /iswision.de/www/public_html/iswision2021
+      port: 22
+      target: /iswision.de/www/public_html/iswision2021
+      source: /dist/
+      rm: true
     when:
       branch:
         - main
+
 volumes:
   - name: dist
     temp: {}