Add '.drone.yml'

.drone.yml

@@ -0,0 +1,44 @@
+---
+kind: pipeline
+type: docker
+name: default
+
+steps:
+
+- name: clone-friendly-captcha
+  image: bitnami/git:latest
+  commands:
+  - git clone https://github.com/FriendlyCaptcha/friendly-lite-server.git
+  - cd friendly-lite-server
+  - git checkout v0.2.1
+
+- name: docker
+  image: plugins/docker
+  settings:
+    dockerfile: friendly-lite-server/Dockerfile
+    context: friendly-lite-server
+    repo: bunix42/docker-friendly-lite-server
+    username:
+      from_secret: docker_username
+    password:
+      from_secret: docker_password
+    tags:
+      - v0.2.1
+
+- name: slack
+  image: plugins/slack
+  settings:
+    webhook:
+      from_secret: slack_webhook
+    channel: drone
+    username: drone
+  when:
+    status:
+      - success
+      - failure
+
+trigger:
+  branch:
+    - main
+  event:
+    - push