Refactor bamboo spec

bamboo-specs/bamboo.yml

@@ -8,24 +8,14 @@ plan:
 stages:
   - Stage 1:
       jobs:
-        - Set build timestamp
-        - Inject Bamboo variables
-        - Run docker build
+        - Default Job
 
-Set build timestamp:
+Default Job:
   tasks:
     - script:
         - echo version=$(date -d "${bamboo.buildTimeStamp}" +"%Y%m%d-%H%M%S") > version.txt
-
-Inject Bamboo variables:
-  tasks:
     - inject-variables:
         file: version.txt
-        scope: LOCAL
-        namespace: inject
-
-Run docker build:
-  tasks:
     - script: |
         docker build . -t helloworld-test:${bamboo.inject.version} \
         --label=vcs_url="${bamboo.planRepository.repositoryUrl}" \