Add drone config

.drone.yml

@@ -0,0 +1,31 @@
+---
+
+kind: pipeline
+type: docker
+name: default
+
+steps:
+  - name: build
+    image: klakegg/hugo:ext-alpine-ci
+    commands:
+      - hugo --baseURL="https://staging.www.kontakt-bamberg.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/staging.www.kontakt-bamberg.de/
+      source: public/*
+      strip_components: 1
+      rm: yes
+    when:
+      event:
+        - push
+      branch:
+        - main