add some functions

ts/npmci.env.ts

@@ -6,3 +6,25 @@ import {GitRepo} from "smartstring";
 export let repo = new GitRepo(process.env.CI_BUILD_REPO);
 export let dockerTestTag:string;
 export let dockerReleaseTag:string;
+
+export let dockerRegistry = "docker.io"; // will be set by npmci.prepare
+
+export let dockerTagVersion = function(){
+    if(process.env.CI_BUILD_STAGE == "test"){
+        return "test";
+    } else {
+        return "latest"
+    }
+}
+
+export let dockerTag = function(){
+    return dockerRegistry + "/" + repo.user + "/" + repo.repo + ":" + dockerTagVersion() +" .";
+}
+
+export let dockerTagTest = function(){
+    return dockerRegistry + "/" + repo.user + "/" + repo.repo + ":test .";
+}
+
+export let dockerTagRelease = function(){
+    return dockerRegistry + "/" + repo.user + "/" + repo.repo + ":latest .";
+}