Add custom build

.drone.yml

@@ -1,3 +1,29 @@
+kind: pipeline
+type: docker
+name: latest-custom
+
+steps:
+- name: publish
+  image: plugins/docker
+  settings:
+    username:
+      from_secret: docker_username
+    password:
+      from_secret: docker_password
+    dockerfile: latest/Dockerfile
+    context: latest/
+    build-args:
+      - HASTEBIN_VERSION=master
+    purge: true
+    repo: arminfriedl/hastebin
+    tags: latest
+
+trigger:
+  event:
+  - custom
+
+---
+
 kind: pipeline
 type: docker
 name: latest