Add SSH key step to pipeline

wercker.yml

@@ -11,19 +11,36 @@ build:
       code: go build launch.go
 
 deploy:
-  steps:
+    # Add our deploy key to SSH
+    - add-ssh-key:
+      keyname: GIT_KEY
+
+    # Add GitHub's SSH fingerprint to SSH known_hosts
+    - add-to-known_hosts:
+      hostname: github.com
+      fingerprint: 16:27:ac:a5:76:28:2d:36:63:1b:56:4d:eb:df:a6:48
+      type: rsa
+
+    - script:
+        name: update tags
+        code: git fetch --tags
+
     - script:
         name: get highest version from tags
-        code: export VERSION=$(sh incrementVersion.sh)
+        code: export VERSION=$(bash incrementVersion.sh)
+
     - script:
         name: add new annotated tag
         code: git tag -a $VERSION -m "Tagging release version $VERSION"
+
     - script:
         name: push newly added tag
-        code: git push origin $VERSION    
+        code: git push origin $VERSION
+
     - github-create-release:
         token: $GITHUB_TOKEN
         tag: $VERSION
+
     - github-upload-asset:
         token: $GITHUB_TOKEN
         file: launch