woodpecker tests try again

.woodpecker/test.yaml

@@ -4,7 +4,7 @@ when:
 
 steps:
   - name: test
-    image: golang
+    image: docker:cli # use 'docker:<major-version>-cli' or similar in production
     environment:
       DOCKER_HOST: 'tcp://docker:2376'
       DOCKER_CERT_PATH: '/dind-certs/client'
@@ -12,7 +12,7 @@ steps:
     volumes:
       - /opt/woodpeckerci/dind-certs:/dind-certs
     commands:
-      - go test ./...
+      - docker version
 
 services:
   - name: docker