[ONOS-7732] Automating switch workflow: api, app, and sample workflows

Change-Id: Iee87d4fe6cf61c1f8904d1d77df5f913a712b64a
diff --git a/apps/workflow/BUILD b/apps/workflow/BUILD
new file mode 100644
index 0000000..118458e
--- /dev/null
+++ b/apps/workflow/BUILD
@@ -0,0 +1,12 @@
+BUNDLES = [
+    "//apps/workflow/api:onos-apps-workflow-api",
+    "//apps/workflow/app:onos-apps-workflow-app",
+]
+
+onos_app(
+    category = "Utility",
+    description = "Workflow application",
+    included_bundles = BUNDLES,
+    title = "Workflow",
+    url = "http://onosproject.org",
+)