Better commit message in sample (#58)

* Better promote message in sample
* Copy whole repo

Author: mnuttall

docs/build-task.yaml

@@ -28,7 +28,7 @@ spec:
     image: docker
     script: |
       #!/bin/sh
-      cp -R git-source/* repo
+      cp -R git-source/. repo
       docker build -f $(inputs.params.pathToDockerFile) -t $(outputs.resources.builtImage.url) $(inputs.params.pathToContext)
     volumeMounts:
     - name: docker-socket

docs/servicepromote.yaml

@@ -37,9 +37,11 @@ spec:
     - name: gitconfig
       mountPath: /root
     script: |
-      #!/bin/sh
+      #!/bin/sh -x
       cp /root/gitconfig $HOME/.gitconfig
-      services promote --from $(params.from) --to $(params.to) --service $(params.service)
+      cd $(params.from)
+      gitCommit=$(git rev-parse --short HEAD)
+      services promote --from $(params.from) --to $(params.to) --service $(params.service) --commit-message "Publish $(params.service) commit $gitCommit"
     env:
     - name: GITHUB_TOKEN
       valueFrom: