Move to Weld as the build system.

Change-Id: I7c9704f3f310cf7e5410db148a9c4c589914b0f2
diff --git a/Jenkinsfile b/Jenkinsfile
index aa49804..00d0bb2 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -47,7 +47,7 @@
             sh """
               colormake test-junit -j4
             """
-            junit 'test-results/**/*.xml'
+            junit '**/*.xml'
           }
         }
       }
@@ -56,7 +56,7 @@
     stage('Archive artifacts') {
       steps {
         container('baker') {
-          archiveArtifacts 'exe/hello-world-ng'
+          archiveArtifacts 'build/unix/amd64/debug/bin/hello-world-ng'
         }
       }
     }