Add .zuul.yaml

Change-Id: Icbcd65f514cccb42e0527c0fe6f1064e03c5dc85
diff --git a/.zuul.yaml b/.zuul.yaml
new file mode 100644
index 0000000..1e6559e
--- /dev/null
+++ b/.zuul.yaml
@@ -0,0 +1,12 @@
+- job:
+    name: plugins-its-phabricator-build
+    parent: gerrit-plugin-build
+    required-projects:
+      - plugins/its-base
+
+- project:
+    description: |
+      Build the plugin in check.
+    check:
+      jobs:
+        - plugins-its-phabricator-build