add drone file

.drone.yml

@@ -0,0 +1,58 @@
+---
+kind: pipeline
+name: build_amd64
+platform:
+  os: linux
+  arch: amd64
+
+steps:
+  - name: docker
+    image: plugins/docker
+    settings:
+      repo: ducampsv/chainetv
+      auto_tag: "true"
+      auto_tag_suffix: amd64
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password
+
+---
+kind: pipeline
+type: docker
+name: manifest
+
+steps:
+  - name: manifest
+    image: plugins/manifest
+    settings:
+      auto_tag: "true"
+      target: ducampsv/pacoloco:latest
+      template: ducampsv/pacoloco:ARCH
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password
+      platforms:
+        - linux/amd64
+        - linux/arm
+depends_on:
+  - build_amd64
+---
+kind: pipeline
+name: build_arm
+platform:
+  os: linux
+  arch: arm
+
+steps:
+  - name: docker
+    image: plugins/docker
+    settings:
+      repo: ducampsv/chainetv
+      auto_tag: "true"
+      auto_tag_suffix: arm
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password