Fix go build in Dockerfile

Switch to woodpeckerci repo

.woodpecker/main.yml

@@ -5,8 +5,11 @@ clone:
 pipeline:
   publish:
     image: plugins/kaniko
-    repo: foo/bar
+    repo: woodpeckerci/plugin-docker-buildx
-    no-push: true
     tags: latest
-    username: foo
+    secrets:
+      - source: docker_username
+        target: plugin_username
+      - source: docker_password
+        target: plugin_password
     dockerfile: Dockerfile

Dockerfile

@@ -3,7 +3,7 @@ FROM golang:1.17-alpine as build
 COPY . /src
 WORKDIR /src
 
-RUN go build -v -a -tags netgo ./cmd/docker-buildx -o docker-buildx
+RUN go build -v -a -tags netgo -o docker-buildx ./cmd/docker-buildx
 
 FROM docker:20.10-dind