add grunt cut task

.gitignore

@@ -1,2 +1,3 @@
 node_modules/
 api-data
+versions/

Gruntfile.coffee

@@ -3,6 +3,7 @@ services = require('./services')
 module.exports = (grunt) ->
         
         tag = grunt.option("tag") or 'latest'
+        to = grunt.option("to") or 'latest'
         repos = []
         for service in services
                 url = service.repo.split('/')
@@ -29,10 +30,16 @@ module.exports = (grunt) ->
                                 src: repos
                                 dest: 'versions/' + tag + '.json'
 
+                rename:
+                        main:
+                                files: [{ src: ['versions/latest.json'], dest: 'versions/' + to + '.json'}]
+
         grunt.loadNpmTasks 'grunt-docker-io'
         grunt.loadNpmTasks 'grunt-github-api'
+        grunt.loadNpmTasks 'grunt-contrib-rename'
 
         grunt.registerTask 'build', ['docker_io', 'github']
         grunt.registerTask 'gitrev', ['github']
+        grunt.registerTask 'cut', ['rename']
 
         grunt.registerTask 'default', ['build']

package.json

@@ -4,8 +4,9 @@
   "description": "none",
   "dependencies": {
     "grunt": "^0.4.5",
+    "grunt-contrib-rename": "0.0.3",
     "grunt-docker-io": "^0.7.0",
-    "simple-git": "^1.32.1",
-    "grunt-github-api": "^0.2.3"
+    "grunt-github-api": "^0.2.3",
+    "simple-git": "^1.32.1"
   }
 }