adding windows 1909

.drone.yml

@@ -115,6 +115,44 @@ trigger:
 depends_on:
 - testing
 
+---
+kind: pipeline
+type: ssh
+name: windows-1909-amd64-docker
+
+platform:
+  os: windows
+
+server:
+  host: windows.1909.amd64.plugins.drone.ci
+  password:
+    from_secret: windows_password
+  user:
+    from_secret: windows_username
+
+steps:
+  - name: build
+    commands:
+      # TODO use the new DRONE_SEMVER_SHORT environment variables to
+      # publish docker images for tag events.
+      - go build -o release/windows/amd64/drone-docker.exe ./cmd/drone-docker
+      - docker login -u $env:USERNAME -p $env:PASSWORD
+      - docker build -f docker/docker/Dockerfile.windows.1909 -t plugins/docker:windows-1909-amd64 .
+      - docker push plugins/docker:windows-1909-amd64
+    environment:
+      CGO_ENABLED: "0"
+      USERNAME:
+        from_secret: docker_username
+      PASSWORD:
+        from_secret: docker_password
+
+trigger:
+  event:
+    - push
+
+depends_on:
+  - testing
+
 ---
 kind: pipeline
 name: linux-amd64-docker
@@ -404,6 +442,7 @@ trigger:
 depends_on:
 - windows-1809-amd64-docker
 - windows-1903-amd64-docker
+- windows-1909-amd64-docker
 - linux-amd64-docker
 - linux-arm64-docker
 - linux-arm-docker