Add drone file

.drone.yml

@@ -0,0 +1,29 @@
+kind: pipeline
+name: default
+
+steps:
+  - name: docker
+    image: plugins/docker
+    settings:
+      username:
+        from_secret: dockerhub_username
+      password:
+        from_secret: dockerhub_password
+      repo:
+        from_secret: dockerhub_repo
+      registry: git.clortox.com
+      tags: latest
+    when:
+      branch:
+        - main
+  - name: notify
+    image: clortox/drone-ntfy
+    settings:
+      URL: https://ntfy.clortox.com
+      USERNAME: drone
+      PASSWORD:
+        from_secret: ntfy_password
+      TOPIC: drone-builds
+      MESSAGE: Obsidian-API build finished
+      CLICK: https://drone.clortox.com/tyler/Obsidian-API
+      TITLE: Obsidian-API