Added drone build

.drone.yml

@@ -0,0 +1,25 @@
+kind: pipeline
+name: telegram-bot-delivery
+
+steps:
+- name: compile
+  image: hseeberger/scala-sbt:11.0.2_2.12.8_1.2.8
+  commands:
+  - sbt compile
+- name: test
+  image: hseeberger/scala-sbt:11.0.2_2.12.8_1.2.8
+  commands:
+  - sbt test
+- name: dockerfile
+  image: hseeberger/scala-sbt:11.0.2_2.12.8_1.2.8
+  commands:
+  - sbt docker:stage
+- name: docker
+  image: plugins/docker
+  settings:
+    repo: registry.xeppaka.eu:443
+    tags: 1.0.0
+    username:
+      from_secret: docker_username
+    password:
+      from_secret: docker_password