Drone CI

Closes: #39, #40

.drone.yml

@@ -0,0 +1,22 @@
+---
+kind: pipeline
+name: default
+
+steps:
+  - name: build
+    image: ghcr.io/getzola/zola:v0.17.2
+    entrypoint: ["/bin/zola"]
+    command: ["build"]
+
+  - name: deploy
+    image: drillster/drone-rsync
+    settings:
+      hosts: ["it-new.pedf.cuni.cz"]
+      user: drone
+      source: public/*
+      target: /home/www/web-kittv/
+      recursive: true
+      delete: true
+    environment:
+      RSYNC_KEY:
+        from_secret: ssh_private_key