Add a DroneCI config file for automatic build

.drone.yml

@@ -0,0 +1,40 @@
+kind: pipeline
+name: default
+
+steps:
+- name: build debian package
+  image: vlaborie/gbp:latest
+  branches:
+  - debian
+  commands:
+  - mk-build-deps --install --remove debian/control
+  - gbp buildpackage
+  volumes:
+  - name: tmp
+    path: /tmp
+  when:
+    branch:
+    - debian
+
+- name: upload debian package
+  image: drillster/drone-rsync
+  settings:
+    hosts: ["pub.evolix.net"]
+    port: 22
+    user: droneci
+    key:
+      from_secret: drone_private_key
+    target: /home/droneci/evoadmin-mail/
+    source: /tmp/evoadmin-mail/
+    delete: true
+  volumes:
+  - name: tmp
+    path: /tmp
+  when:
+    branch:
+    - debian
+
+volumes:
+- name: tmp
+  host:
+    path: /tmp